45122030 has 32 divisors (see below), whose sum is σ = 83212704. Its totient is φ = 17611776.

The previous prime is 45122023. The next prime is 45122039. The reversal of 45122030 is 3022154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45122039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82217 + ... + 82763.

It is an arithmetic number, because the mean of its divisors is an integer number (2600397).

Almost surely, 2^45122030 is an apocalyptic number.

45122030 is a deficient number, since it is larger than the sum of its proper divisors (38090674).

45122030 is a wasteful number, since it uses less digits than its factorization.

45122030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 45122030 is about 6717.2933537251. The cubic root of 45122030 is about 356.0105570660.

Adding to 45122030 its reverse (3022154), we get a palindrome (48144184).

The spelling of 45122030 in words is "forty-five million, one hundred twenty-two thousand, thirty".