53140074 has 64 divisors (see below), whose sum is σ = 125798400. Its totient is φ = 14807232.

The previous prime is 53140063. The next prime is 53140091. The reversal of 53140074 is 47004135.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33307 + ... + 34865.

It is an arithmetic number, because the mean of its divisors is an integer number (1965600).

Almost surely, 2^53140074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53140074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62899200).

53140074 is an abundant number, since it is smaller than the sum of its proper divisors (72658326).

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

53140074 is a wasteful number, since it uses less digits than its factorization.

53140074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 53140074 is about 7289.7238630829. The cubic root of 53140074 is about 375.9592012847.

The spelling of 53140074 in words is "fifty-three million, one hundred forty thousand, seventy-four".