45458646 has 32 divisors (see below), whose sum is σ = 96616800. Its totient is φ = 14209536.

The previous prime is 45458639. The next prime is 45458669. The reversal of 45458646 is 64685454.

It is a junction number, because it is equal to n+sod(n) for n = 45458598 and 45458607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34960 + ... + 36236.

It is an arithmetic number, because the mean of its divisors is an integer number (3019275).

Almost surely, 2^45458646 is an apocalyptic number.

45458646 is an abundant number, since it is smaller than the sum of its proper divisors (51158154).

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

45458646 is a wasteful number, since it uses less digits than its factorization.

45458646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648.

The product of its digits is 460800, while the sum is 42.

The square root of 45458646 is about 6742.3027223642. The cubic root of 45458646 is about 356.8936591367.

The spelling of 45458646 in words is "forty-five million, four hundred fifty-eight thousand, six hundred forty-six".