52198654 has 4 divisors (see below), whose sum is σ = 78297984. Its totient is φ = 26099326.

The previous prime is 52198639. The next prime is 52198667. The reversal of 52198654 is 45689125.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a pancake number, because a pancake can be divided into 52198654 parts by 10217 straight cuts.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13049662 + ... + 13049665.

It is an arithmetic number, because the mean of its divisors is an integer number (19574496).

Almost surely, 2^52198654 is an apocalyptic number.

52198654 is a deficient number, since it is larger than the sum of its proper divisors (26099330).

52198654 is a wasteful number, since it uses less digits than its factorization.

52198654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26099329.

The product of its digits is 86400, while the sum is 40.

The square root of 52198654 is about 7224.8635973283. The cubic root of 52198654 is about 373.7258182809.

The spelling of 52198654 in words is "fifty-two million, one hundred ninety-eight thousand, six hundred fifty-four".