52615454 has 8 divisors (see below), whose sum is σ = 81644760. Its totient is φ = 25400536.

The previous prime is 52615447. The next prime is 52615457. The reversal of 52615454 is 45451625.

52615454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52615454² = 5536771999252232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52615454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52615457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453524 + ... + 453639.

It is an arithmetic number, because the mean of its divisors is an integer number (10205595).

Almost surely, 2^52615454 is an apocalyptic number.

52615454 is a deficient number, since it is larger than the sum of its proper divisors (29029306).

52615454 is a wasteful number, since it uses less digits than its factorization.

52615454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907194.

The product of its digits is 24000, while the sum is 32.

The square root of 52615454 is about 7253.6510806628. The cubic root of 52615454 is about 374.7179010255.

The spelling of 52615454 in words is "fifty-two million, six hundred fifteen thousand, four hundred fifty-four".