45451604 has 24 divisors (see below), whose sum is σ = 87358656. Its totient is φ = 20520000.

The previous prime is 45451603. The next prime is 45451619. The reversal of 45451604 is 40615454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45451603) 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, 3224 + ... + 10064.

It is an arithmetic number, because the mean of its divisors is an integer number (3639944).

Almost surely, 2^45451604 is an apocalyptic number.

45451604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45451604 is a deficient number, since it is larger than the sum of its proper divisors (41907052).

45451604 is a wasteful number, since it uses less digits than its factorization.

45451604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7007 (or 7005 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 45451604 is about 6741.7804769957. The cubic root of 45451604 is about 356.8752293831.

The spelling of 45451604 in words is "forty-five million, four hundred fifty-one thousand, six hundred four".