45261668 has 12 divisors (see below), whose sum is σ = 79376640. Its totient is φ = 22582632.

The previous prime is 45261659. The next prime is 45261691. The reversal of 45261668 is 86616254.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9896 + ... + 13727.

It is an arithmetic number, because the mean of its divisors is an integer number (6614720).

Almost surely, 2^45261668 is an apocalyptic number.

It is an amenable number.

45261668 is a deficient number, since it is larger than the sum of its proper divisors (34114972).

45261668 is a wasteful number, since it uses less digits than its factorization.

45261668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24106 (or 24104 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 45261668 is about 6727.6792432458. The cubic root of 45261668 is about 356.3774244899.

The spelling of 45261668 in words is "forty-five million, two hundred sixty-one thousand, six hundred sixty-eight".