45134292 has 72 divisors (see below), whose sum is σ = 124679520. Its totient is φ = 12667200.

The previous prime is 45134281. The next prime is 45134311. The reversal of 45134292 is 29243154.

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, 34042 + ... + 35342.

It is an arithmetic number, because the mean of its divisors is an integer number (1731660).

Almost surely, 2^45134292 is an apocalyptic number.

45134292 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45134292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62339760).

45134292 is an abundant number, since it is smaller than the sum of its proper divisors (79545228).

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

45134292 is a wasteful number, since it uses less digits than its factorization.

45134292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381 (or 1372 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 45134292 is about 6718.2060105358. The cubic root of 45134292 is about 356.0428030006.

It can be divided in two parts, 451 and 34292, that added together give a palindrome (34743).

The spelling of 45134292 in words is "forty-five million, one hundred thirty-four thousand, two hundred ninety-two".