45452646 has 24 divisors (see below), whose sum is σ = 102763440. Its totient is φ = 14492016.

The previous prime is 45452639. The next prime is 45452651. The reversal of 45452646 is 64625454.

45452646 is a `hidden beast` number, since 4 + 5 + 4 + 5 + 2 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 45452646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54481 + ... + 55308.

It is an arithmetic number, because the mean of its divisors is an integer number (4281810).

Almost surely, 2^45452646 is an apocalyptic number.

45452646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

45452646 is an abundant number, since it is smaller than the sum of its proper divisors (57310794).

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

45452646 is a wasteful number, since it uses less digits than its factorization.

45452646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109820 (or 109817 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 45452646 is about 6741.8577558415. The cubic root of 45452646 is about 356.8779565413.

The spelling of 45452646 in words is "forty-five million, four hundred fifty-two thousand, six hundred forty-six".