3456405432 has 40 divisors (see below), whose sum is σ = 9681137400. Its totient is φ = 1152134928.

The previous prime is 3456405409. The next prime is 3456405443. The reversal of 3456405432 is 2345046543.

3456405432 is a `hidden beast` number, since 3 + 4 + 5 + 640 + 5 + 4 + 3 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2666332 + ... + 2667627.

It is an arithmetic number, because the mean of its divisors is an integer number (242028435).

Almost surely, 2^3456405432 is an apocalyptic number.

It is an amenable number.

3456405432 is an abundant number, since it is smaller than the sum of its proper divisors (6224731968).

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

3456405432 is a wasteful number, since it uses less digits than its factorization.

3456405432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5333977 (or 5333964 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The square root of 3456405432 is about 58791.2019948563. The cubic root of 3456405432 is about 1511.9643793574.

The spelling of 3456405432 in words is "three billion, four hundred fifty-six million, four hundred five thousand, four hundred thirty-two".