45490692 has 48 divisors (see below), whose sum is σ = 115075520. Its totient is φ = 13903488.

The previous prime is 45490673. The next prime is 45490699. The reversal of 45490692 is 29609454.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 45490692.

It is not an unprimeable number, because it can be changed into a prime (45490699) 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, 24534 + ... + 26322.

Almost surely, 2^45490692 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 45490692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57537760).

45490692 is an abundant number, since it is smaller than the sum of its proper divisors (69584828).

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

45490692 is a wasteful number, since it uses less digits than its factorization.

45490692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972 (or 1970 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 45490692 is about 6744.6787914622. The cubic root of 45490692 is about 356.9775033098.

The spelling of 45490692 in words is "forty-five million, four hundred ninety thousand, six hundred ninety-two".