53703072 has 36 divisors (see below), whose sum is σ = 152718930. Its totient is φ = 17900928.

The previous prime is 53703053. The next prime is 53703077. The reversal of 53703072 is 27030735.

It can be written as a sum of positive squares in only one way, i.e., 53056656 + 646416 = 7284^2 + 804^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (53703077) 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, 92947 + ... + 93522.

Almost surely, 2^53703072 is an apocalyptic number.

It is an amenable number.

53703072 is an abundant number, since it is smaller than the sum of its proper divisors (99015858).

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

53703072 is a wasteful number, since it uses less digits than its factorization.

53703072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186485 (or 186474 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 27.

The square root of 53703072 is about 7328.2379874019. The cubic root of 53703072 is about 377.2822526827.

The spelling of 53703072 in words is "fifty-three million, seven hundred three thousand, seventy-two".