52699742 has 4 divisors (see below), whose sum is σ = 79049616. Its totient is φ = 26349870.

The previous prime is 52699741. The next prime is 52699753. The reversal of 52699742 is 24799625.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 52699693 and 52699702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52699741) by changing a digit.

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 as a sum of consecutive naturals, namely, 13174934 + ... + 13174937.

It is an arithmetic number, because the mean of its divisors is an integer number (19762404).

Almost surely, 2^52699742 is an apocalyptic number.

52699742 is a deficient number, since it is larger than the sum of its proper divisors (26349874).

52699742 is a wasteful number, since it uses less digits than its factorization.

52699742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26349873.

The product of its digits is 272160, while the sum is 44.

The square root of 52699742 is about 7259.4587952546. The cubic root of 52699742 is about 374.9178889850.

The spelling of 52699742 in words is "fifty-two million, six hundred ninety-nine thousand, seven hundred forty-two".