1674889220 has 24 divisors (see below), whose sum is σ = 3556791000. Its totient is φ = 662427392.

The previous prime is 1674889211. The next prime is 1674889241. The reversal of 1674889220 is 229884761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 444703744 + 1230185476 = 21088^2 + 35074^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468695 + ... + 472254.

It is an arithmetic number, because the mean of its divisors is an integer number (148199625).

Almost surely, 2^1674889220 is an apocalyptic number.

1674889220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1674889220 is an abundant number, since it is smaller than the sum of its proper divisors (1881901780).

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

1674889220 is a wasteful number, since it uses less digits than its factorization.

1674889220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941047 (or 941045 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 1674889220 is about 40925.4104438795. The cubic root of 1674889220 is about 1187.5776868105.

The spelling of 1674889220 in words is "one billion, six hundred seventy-four million, eight hundred eighty-nine thousand, two hundred twenty".