61859272 has 32 divisors (see below), whose sum is σ = 118087200. Its totient is φ = 30374784.

The previous prime is 61859267. The next prime is 61859299. The reversal of 61859272 is 27295816.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201343 + ... + 201649.

It is an arithmetic number, because the mean of its divisors is an integer number (3690225).

Almost surely, 2^61859272 is an apocalyptic number.

It is an amenable number.

61859272 is a deficient number, since it is larger than the sum of its proper divisors (56227928).

61859272 is a wasteful number, since it uses less digits than its factorization.

61859272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 681 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The square root of 61859272 is about 7865.0665604304. The cubic root of 61859272 is about 395.4894791833.

The spelling of 61859272 in words is "sixty-one million, eight hundred fifty-nine thousand, two hundred seventy-two".