53440754 has 8 divisors (see below), whose sum is σ = 80194860. Its totient is φ = 26709136.

The previous prime is 53440747. The next prime is 53440757. The reversal of 53440754 is 45704435.

It can be written as a sum of positive squares in 2 ways, for example, as 53217025 + 223729 = 7295^2 + 473^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 53440754.

It is not an unprimeable number, because it can be changed into a prime (53440757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2912 + ... + 10740.

Almost surely, 2^53440754 is an apocalyptic number.

53440754 is a deficient number, since it is larger than the sum of its proper divisors (26754106).

53440754 is a wasteful number, since it uses less digits than its factorization.

53440754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11244.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 53440754 is about 7310.3183241224. The cubic root of 53440754 is about 376.6669588672. Note that the first 3 decimals are identical.

The spelling of 53440754 in words is "fifty-three million, four hundred forty thousand, seven hundred fifty-four".