61852313 has 16 divisors (see below), whose sum is σ = 66842496. Its totient is φ = 57087360.

The previous prime is 61852309. The next prime is 61852319. The reversal of 61852313 is 31325816.

It is a cyclic number.

It is not a de Polignac number, because 61852313 - 2² = 61852309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61852319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100595 + ... + 101207.

It is an arithmetic number, because the mean of its divisors is an integer number (4177656).

Almost surely, 2^61852313 is an apocalyptic number.

It is an amenable number.

61852313 is a deficient number, since it is larger than the sum of its proper divisors (4990183).

61852313 is a wasteful number, since it uses less digits than its factorization.

61852313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784.

The product of its digits is 4320, while the sum is 29.

The square root of 61852313 is about 7864.6241486800. The cubic root of 61852313 is about 395.4746481299.

The spelling of 61852313 in words is "sixty-one million, eight hundred fifty-two thousand, three hundred thirteen".