45451234 has 8 divisors (see below), whose sum is σ = 72187308. Its totient is φ = 21388800.

The previous prime is 45451213. The next prime is 45451261. The reversal of 45451234 is 43215454.

It can be written as a sum of positive squares in 2 ways, for example, as 44957025 + 494209 = 6705^2 + 703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668367 + ... + 668434.

Almost surely, 2^45451234 is an apocalyptic number.

45451234 is a deficient number, since it is larger than the sum of its proper divisors (26736074).

45451234 is a wasteful number, since it uses less digits than its factorization.

45451234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336820.

The product of its digits is 9600, while the sum is 28.

The square root of 45451234 is about 6741.7530361175. The cubic root of 45451234 is about 356.8742609963.

Adding to 45451234 its reverse (43215454), we get a palindrome (88666688).

The spelling of 45451234 in words is "forty-five million, four hundred fifty-one thousand, two hundred thirty-four".