45229628 has 6 divisors (see below), whose sum is σ = 79151856. Its totient is φ = 22614812.

The previous prime is 45229621. The next prime is 45229631. The reversal of 45229628 is 82692254.

It is a junction number, because it is equal to n+sod(n) for n = 45229591 and 45229600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45229621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5653700 + ... + 5653707.

It is an arithmetic number, because the mean of its divisors is an integer number (13191976).

Almost surely, 2^45229628 is an apocalyptic number.

It is an amenable number.

45229628 is a deficient number, since it is larger than the sum of its proper divisors (33922228).

45229628 is a wasteful number, since it uses less digits than its factorization.

45229628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11307411 (or 11307409 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 45229628 is about 6725.2976142324. The cubic root of 45229628 is about 356.2933133753.

The spelling of 45229628 in words is "forty-five million, two hundred twenty-nine thousand, six hundred twenty-eight".