45420774 has 32 divisors (see below), whose sum is σ = 105374976. Its totient is φ = 12782880.

The previous prime is 45420769. The next prime is 45420803. The reversal of 45420774 is 47702454.

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, 5257 + ... + 10884.

It is an arithmetic number, because the mean of its divisors is an integer number (3292968).

Almost surely, 2^45420774 is an apocalyptic number.

45420774 is an abundant number, since it is smaller than the sum of its proper divisors (59954202).

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

45420774 is a wasteful number, since it uses less digits than its factorization.

45420774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16220.

The product of its (nonzero) digits is 31360, while the sum is 33.

The square root of 45420774 is about 6739.4936011543. The cubic root of 45420774 is about 356.7945211795.

The spelling of 45420774 in words is "forty-five million, four hundred twenty thousand, seven hundred seventy-four".