53409884 has 36 divisors (see below), whose sum is σ = 103519752. Its totient is φ = 24092640.

The previous prime is 53409883. The next prime is 53409943. The reversal of 53409884 is 48890435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53409883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78554 + ... + 79230.

Almost surely, 2^53409884 is an apocalyptic number.

It is an amenable number.

53409884 is a deficient number, since it is larger than the sum of its proper divisors (50109868).

53409884 is a wasteful number, since it uses less digits than its factorization.

53409884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866 (or 853 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 53409884 is about 7308.2066199581. The cubic root of 53409884 is about 376.5944177958.

The spelling of 53409884 in words is "fifty-three million, four hundred nine thousand, eight hundred eighty-four".