3772729404 has 18 divisors (see below), whose sum is σ = 9536621640. Its totient is φ = 1257576456.

The previous prime is 3772729381. The next prime is 3772729421. The reversal of 3772729404 is 4049272773.

3772729404 is a `hidden beast` number, since 377 + 272 + 9 + 4 + 0 + 4 = 666.

3772729404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 3772729404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52398984 + ... + 52399055.

Almost surely, 2^3772729404 is an apocalyptic number.

It is an amenable number.

3772729404 is an abundant number, since it is smaller than the sum of its proper divisors (5763892236).

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

3772729404 is a wasteful number, since it uses less digits than its factorization.

3772729404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104798049 (or 104798044 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 3772729404 is about 61422.5480096682. The cubic root of 3772729404 is about 1556.7488454329.

The spelling of 3772729404 in words is "three billion, seven hundred seventy-two million, seven hundred twenty-nine thousand, four hundred four".