52740678 has 32 divisors (see below), whose sum is σ = 108591840. Its totient is φ = 17066240.

The previous prime is 52740673. The next prime is 52740683. The reversal of 52740678 is 87604725.

It is an interprime number because it is at equal distance from previous prime (52740673) and next prime (52740683).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52740673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65776 + ... + 66572.

It is an arithmetic number, because the mean of its divisors is an integer number (3393495).

Almost surely, 2^52740678 is an apocalyptic number.

52740678 is an abundant number, since it is smaller than the sum of its proper divisors (55851162).

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

52740678 is a wasteful number, since it uses less digits than its factorization.

52740678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 52740678 is about 7262.2777418658. The cubic root of 52740678 is about 375.0149398492.

The spelling of 52740678 in words is "fifty-two million, seven hundred forty thousand, six hundred seventy-eight".