3552465640 has 32 divisors (see below), whose sum is σ = 8178936480. Its totient is φ = 1387939392.

The previous prime is 3552465607. The next prime is 3552465641. The reversal of 3552465640 is 465642553.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 3552465593 and 3552465602.

It is not an unprimeable number, because it can be changed into a prime (3552465641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030974 + ... + 1034413.

It is an arithmetic number, because the mean of its divisors is an integer number (255591765).

Almost surely, 2^3552465640 is an apocalyptic number.

It is an amenable number.

3552465640 is an abundant number, since it is smaller than the sum of its proper divisors (4626470840).

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

3552465640 is a wasteful number, since it uses less digits than its factorization.

3552465640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065441 (or 2065437 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 3552465640 is about 59602.5640388063. The cubic root of 3552465640 is about 1525.8433948057.

The spelling of 3552465640 in words is "three billion, five hundred fifty-two million, four hundred sixty-five thousand, six hundred forty".