45189496 has 32 divisors (see below), whose sum is σ = 94186800. Its totient is φ = 20151040.

The previous prime is 45189481. The next prime is 45189497. The reversal of 45189496 is 69498154.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45189497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181 + ... + 9508.

Almost surely, 2^45189496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45189496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47093400).

45189496 is an abundant number, since it is smaller than the sum of its proper divisors (48997304).

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

45189496 is a wasteful number, since it uses less digits than its factorization.

45189496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9759 (or 9755 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 45189496 is about 6722.3132923124. The cubic root of 45189496 is about 356.1879031605.

The spelling of 45189496 in words is "forty-five million, one hundred eighty-nine thousand, four hundred ninety-six".