37968198 has 16 divisors (see below), whose sum is σ = 77552640. Its totient is φ = 12386696.

The previous prime is 37968187. The next prime is 37968209. The reversal of 37968198 is 89186973.

37968198 is nontrivially palindromic in base 5.

It is an interprime number because it is at equal distance from previous prime (37968187) and next prime (37968209).

It is a self number, because there is not a number n which added to its sum of digits gives 37968198.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 67038 + ... + 67601.

It is an arithmetic number, because the mean of its divisors is an integer number (4847040).

Almost surely, 2^37968198 is an apocalyptic number.

37968198 is an abundant number, since it is smaller than the sum of its proper divisors (39584442).

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

37968198 is a wasteful number, since it uses less digits than its factorization.

37968198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134691.

The product of its digits is 653184, while the sum is 51.

The square root of 37968198 is about 6161.8339802367. The cubic root of 37968198 is about 336.1037271869.

The spelling of 37968198 in words is "thirty-seven million, nine hundred sixty-eight thousand, one hundred ninety-eight".