544630626 has 12 divisors (see below), whose sum is σ = 1180033062. Its totient is φ = 181543536.

The previous prime is 544630609. The next prime is 544630627. The reversal of 544630626 is 626036445.

It can be written as a sum of positive squares in only one way, i.e., 467208225 + 77422401 = 21615^2 + 8799^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (544630627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15128611 + ... + 15128646.

Almost surely, 2^544630626 is an apocalyptic number.

544630626 is an abundant number, since it is smaller than the sum of its proper divisors (635402436).

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

544630626 is a wasteful number, since it uses less digits than its factorization.

544630626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30257265 (or 30257262 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 544630626 is about 23337.3225970761. The cubic root of 544630626 is about 816.6463394820.

The spelling of 544630626 in words is "five hundred forty-four million, six hundred thirty thousand, six hundred twenty-six".