3452563440 has 120 divisors (see below), whose sum is σ = 12024365808. Its totient is φ = 920678400.

The previous prime is 3452563427. The next prime is 3452563447. The reversal of 3452563440 is 443652543.

3452563440 is a `hidden beast` number, since 3 + 4 + 52 + 563 + 4 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

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 = 3452563395 and 3452563404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3452563447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69361 + ... + 108240.

Almost surely, 2^3452563440 is an apocalyptic number.

3452563440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3452563440 is an abundant number, since it is smaller than the sum of its proper divisors (8571802368).

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

3452563440 is a wasteful number, since it uses less digits than its factorization.

3452563440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177629 (or 177611 counting only the distinct ones).

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

The square root of 3452563440 is about 58758.5180207942. The cubic root of 3452563440 is about 1511.4039600795.

The spelling of 3452563440 in words is "three billion, four hundred fifty-two million, five hundred sixty-three thousand, four hundred forty".