53403044 has 12 divisors (see below), whose sum is σ = 93508044. Its totient is φ = 26686464.

The previous prime is 53403041. The next prime is 53403047. The reversal of 53403044 is 44030435.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53403041) and next prime (53403047).

It can be written as a sum of positive squares in 2 ways, for example, as 45050944 + 8352100 = 6712^2 + 2890^2 .

It is not an unprimeable number, because it can be changed into a prime (53403041) 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, 9092 + ... + 13764.

It is an arithmetic number, because the mean of its divisors is an integer number (7792337).

Almost surely, 2^53403044 is an apocalyptic number.

It is an amenable number.

53403044 is a deficient number, since it is larger than the sum of its proper divisors (40105000).

53403044 is a wasteful number, since it uses less digits than its factorization.

53403044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7534 (or 7532 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 53403044 is about 7307.7386379098. The cubic root of 53403044 is about 376.5783407729.

Adding to 53403044 its reverse (44030435), we get a palindrome (97433479).

The spelling of 53403044 in words is "fifty-three million, four hundred three thousand, forty-four".