45523830 has 48 divisors (see below), whose sum is σ = 120102192. Its totient is φ = 11035200.

The previous prime is 45523813. The next prime is 45523847. The reversal of 45523830 is 3832554.

It is an interprime number because it is at equal distance from previous prime (45523813) and next prime (45523847).

It is a super-3 number, since 3×45523830³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2641 + ... + 9900.

It is an arithmetic number, because the mean of its divisors is an integer number (2502129).

Almost surely, 2^45523830 is an apocalyptic number.

45523830 is an abundant number, since it is smaller than the sum of its proper divisors (74578362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45523830 is a wasteful number, since it uses less digits than its factorization.

45523830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12573 (or 12562 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 45523830 is about 6747.1349475166. The cubic root of 45523830 is about 357.0641631568.

The spelling of 45523830 in words is "forty-five million, five hundred twenty-three thousand, eight hundred thirty".