53723404 has 24 divisors (see below), whose sum is σ = 109642400. Its totient is φ = 23023728.

The previous prime is 53723387. The next prime is 53723419. The reversal of 53723404 is 40432735.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18207 + ... + 20950.

Almost surely, 2^53723404 is an apocalyptic number.

It is an amenable number.

53723404 is an abundant number, since it is smaller than the sum of its proper divisors (55918996).

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

53723404 is a wasteful number, since it uses less digits than its factorization.

53723404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39182 (or 39166 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 53723404 is about 7329.6250927316. The cubic root of 53723404 is about 377.3298597351.

The spelling of 53723404 in words is "fifty-three million, seven hundred twenty-three thousand, four hundred four".