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437020442 = 2491445031
BaseRepresentation
bin11010000011000…
…110011100011010
31010110022221100022
4122003012130122
51343334123232
6111210510442
713554420035
oct3203063432
91113287308
10437020442
11204760a21
12102435422
136c703ba1
144208001c
1528577812
hex1a0c671a

437020442 has 8 divisors (see below), whose sum is σ = 656867232. Its totient is φ = 218064700.

The previous prime is 437020433. The next prime is 437020469. The reversal of 437020442 is 244020734.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221534 + ... + 223497.

It is an arithmetic number, because the mean of its divisors is an integer number (82108404).

Almost surely, 2437020442 is an apocalyptic number.

437020442 is a deficient number, since it is larger than the sum of its proper divisors (219846790).

437020442 is a wasteful number, since it uses less digits than its factorization.

437020442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445524.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 437020442 is about 20905.0338913861. The cubic root of 437020442 is about 758.8697662206.

The spelling of 437020442 in words is "four hundred thirty-seven million, twenty thousand, four hundred forty-two".

Divisors: 1 2 491 982 445031 890062 218510221 437020442