983925940 has 12 divisors (see below), whose sum is σ = 2066244516. Its totient is φ = 393570368.

The previous prime is 983925931. The next prime is 983925959. The reversal of 983925940 is 49529389.

It can be written as a sum of positive squares in 2 ways, for example, as 508773136 + 475152804 = 22556^2 + 21798^2 .

It is a super-2 number, since 2×983925940² = 1936220510809767200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24598129 + ... + 24598168.

It is an arithmetic number, because the mean of its divisors is an integer number (172187043).

Almost surely, 2^983925940 is an apocalyptic number.

It is an amenable number.

983925940 is an abundant number, since it is smaller than the sum of its proper divisors (1082318576).

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

983925940 is a wasteful number, since it uses less digits than its factorization.

983925940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49196306 (or 49196304 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 49.

The square root of 983925940 is about 31367.5937872193. The cubic root of 983925940 is about 994.6130124749.

The spelling of 983925940 in words is "nine hundred eighty-three million, nine hundred twenty-five thousand, nine hundred forty".