52734420 has 36 divisors (see below), whose sum is σ = 159961620. Its totient is φ = 14062464.

The previous prime is 52734419. The next prime is 52734421. The reversal of 52734420 is 2443725.

It is an interprime number because it is at equal distance from previous prime (52734419) and next prime (52734421).

It can be written as a sum of positive squares in 2 ways, for example, as 39162564 + 13571856 = 6258^2 + 3684^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52734421) 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, 146305 + ... + 146664.

Almost surely, 2^52734420 is an apocalyptic number.

It is an amenable number.

52734420 is an abundant number, since it is smaller than the sum of its proper divisors (107227200).

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

52734420 is a wasteful number, since it uses less digits than its factorization.

52734420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292984 (or 292979 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 52734420 is about 7261.8468725249. The cubic root of 52734420 is about 375.0001066666. Note that the first 3 decimals are identical.

The spelling of 52734420 in words is "fifty-two million, seven hundred thirty-four thousand, four hundred twenty".