3934427040 has 96 divisors (see below), whose sum is σ = 13770509760. Its totient is φ = 1049179392.

The previous prime is 3934426999. The next prime is 3934427083. The reversal of 3934427040 is 407244393.

3934427040 is a `hidden beast` number, since 3 + 9 + 344 + 270 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×3934427040² = 30959432266166323200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3934426986 and 3934427004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451054 + ... + 459693.

It is an arithmetic number, because the mean of its divisors is an integer number (143442810).

Almost surely, 2^3934427040 is an apocalyptic number.

3934427040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3934427040 is an abundant number, since it is smaller than the sum of its proper divisors (9836082720).

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

3934427040 is a wasteful number, since it uses less digits than its factorization.

3934427040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910771 (or 910757 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 3934427040 is about 62725.0112793932. The cubic root of 3934427040 is about 1578.6790005364.

The spelling of 3934427040 in words is "three billion, nine hundred thirty-four million, four hundred twenty-seven thousand, forty".