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474279620 = 22523713981
BaseRepresentation
bin11100010001001…
…110111011000100
31020001102220022212
4130101032323010
51432403421440
6115021242552
714516211263
oct3421167304
91201386285
10474279620
1122379a331
12112a03458
137734b039
1446dbc5da
152b987465
hex1c44eec4

474279620 has 12 divisors (see below), whose sum is σ = 995987244. Its totient is φ = 189711840.

The previous prime is 474279607. The next prime is 474279629. The reversal of 474279620 is 26972474.

It can be written as a sum of positive squares in 2 ways, for example, as 240312004 + 233967616 = 15502^2 + 15296^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (474279629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11856971 + ... + 11857010.

It is an arithmetic number, because the mean of its divisors is an integer number (82998937).

Almost surely, 2474279620 is an apocalyptic number.

It is an amenable number.

474279620 is an abundant number, since it is smaller than the sum of its proper divisors (521707624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

474279620 is a wasteful number, since it uses less digits than its factorization.

474279620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23713990 (or 23713988 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 474279620 is about 21777.9617962747. The cubic root of 474279620 is about 779.8507384782.

The spelling of 474279620 in words is "four hundred seventy-four million, two hundred seventy-nine thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 23713981 47427962 94855924 118569905 237139810 474279620