45523458 has 40 divisors (see below), whose sum is σ = 103093452. Its totient is φ = 15012864.

The previous prime is 45523451. The next prime is 45523483. The reversal of 45523458 is 85432554.

It can be written as a sum of positive squares in 2 ways, for example, as 42810849 + 2712609 = 6543^2 + 1647^2 .

It is not an unprimeable number, because it can be changed into a prime (45523451) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14266 + ... + 17162.

Almost surely, 2^45523458 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45523458, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51546726).

45523458 is an abundant number, since it is smaller than the sum of its proper divisors (57569994).

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

45523458 is a wasteful number, since it uses less digits than its factorization.

45523458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008 (or 2999 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 45523458 is about 6747.1073802038. The cubic root of 45523458 is about 357.0631905656.

The spelling of 45523458 in words is "forty-five million, five hundred twenty-three thousand, four hundred fifty-eight".