45811628 has 6 divisors (see below), whose sum is σ = 80170356. Its totient is φ = 22905812.

The previous prime is 45811621. The next prime is 45811673. The reversal of 45811628 is 82611854.

It is not an unprimeable number, because it can be changed into a prime (45811621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5726450 + ... + 5726457.

It is an arithmetic number, because the mean of its divisors is an integer number (13361726).

Almost surely, 2^45811628 is an apocalyptic number.

It is an amenable number.

45811628 is a deficient number, since it is larger than the sum of its proper divisors (34358728).

45811628 is a wasteful number, since it uses less digits than its factorization.

45811628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11452911 (or 11452909 counting only the distinct ones).

The product of its digits is 15360, while the sum is 35.

The square root of 45811628 is about 6768.4287689241. The cubic root of 45811628 is about 357.8150267348.

The spelling of 45811628 in words is "forty-five million, eight hundred eleven thousand, six hundred twenty-eight".