45023446 has 16 divisors (see below), whose sum is σ = 77009184. Its totient is φ = 19557504.

The previous prime is 45023441. The next prime is 45023449. The reversal of 45023446 is 64432054.

It is a super-2 number, since 2×45023446² = 4054221379429832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45023441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50490 + ... + 51373.

It is an arithmetic number, because the mean of its divisors is an integer number (4813074).

Almost surely, 2^45023446 is an apocalyptic number.

45023446 is a deficient number, since it is larger than the sum of its proper divisors (31985738).

45023446 is a wasteful number, since it uses less digits than its factorization.

45023446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101895.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 45023446 is about 6709.9512665891. The cubic root of 45023446 is about 355.7510937387.

The spelling of 45023446 in words is "forty-five million, twenty-three thousand, four hundred forty-six".