61713902 has 8 divisors (see below), whose sum is σ = 92618856. Its totient is φ = 30840952.

The previous prime is 61713857. The next prime is 61713917. The reversal of 61713902 is 20931716.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2393 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (11577357).

Almost surely, 2^61713902 is an apocalyptic number.

61713902 is a deficient number, since it is larger than the sum of its proper divisors (30904954).

61713902 is a wasteful number, since it uses less digits than its factorization.

61713902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16002.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 61713902 is about 7855.8196262389. The cubic root of 61713902 is about 395.1794345800.

The spelling of 61713902 in words is "sixty-one million, seven hundred thirteen thousand, nine hundred two".