45045658 has 8 divisors (see below), whose sum is σ = 77221152. Its totient is φ = 19305276.

The previous prime is 45045617. The next prime is 45045683. The reversal of 45045658 is 85654054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45045658² = 4058222609305928, which contains 22 as substring.

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, 1608760 + ... + 1608787.

It is an arithmetic number, because the mean of its divisors is an integer number (9652644).

Almost surely, 2^45045658 is an apocalyptic number.

45045658 is a deficient number, since it is larger than the sum of its proper divisors (32175494).

45045658 is a wasteful number, since it uses less digits than its factorization.

45045658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217556.

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 45045658 is about 6711.6062161006. The cubic root of 45045658 is about 355.8095865530.

The spelling of 45045658 in words is "forty-five million, forty-five thousand, six hundred fifty-eight".