61875402 has 8 divisors (see below), whose sum is σ = 123750816. Its totient is φ = 20625132.

The previous prime is 61875397. The next prime is 61875413. The reversal of 61875402 is 20457816.

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

61875402 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 5156278 + ... + 5156289.

It is an arithmetic number, because the mean of its divisors is an integer number (15468852).

Almost surely, 2^61875402 is an apocalyptic number.

61875402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61875402 is a wasteful number, since it uses less digits than its factorization.

61875402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10312572.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 61875402 is about 7866.0919140320. The cubic root of 61875402 is about 395.5238512384.

The spelling of 61875402 in words is "sixty-one million, eight hundred seventy-five thousand, four hundred two".