3431469440 has 64 divisors (see below), whose sum is σ = 9375276960. Its totient is φ = 1176502272.

The previous prime is 3431469427. The next prime is 3431469469. The reversal of 3431469440 is 449641343.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 3431469394 and 3431469403.

It is a congruent number.

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, 378497 + ... + 387456.

Almost surely, 2^3431469440 is an apocalyptic number.

It is an amenable number.

3431469440 is an abundant number, since it is smaller than the sum of its proper divisors (5943807520).

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

3431469440 is an equidigital number, since it uses as much as digits as its factorization.

3431469440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765979 (or 765967 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 3431469440 is about 58578.7456335487. The cubic root of 3431469440 is about 1508.3196136707.

The spelling of 3431469440 in words is "three billion, four hundred thirty-one million, four hundred sixty-nine thousand, four hundred forty".