61206064 has 10 divisors (see below), whose sum is σ = 118586780. Its totient is φ = 30603024.

The previous prime is 61206031. The next prime is 61206097. The reversal of 61206064 is 46060216.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (61206031) and next prime (61206097).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912674 + ... + 1912705.

It is an arithmetic number, because the mean of its divisors is an integer number (11858678).

Almost surely, 2^61206064 is an apocalyptic number.

It is an amenable number.

61206064 is a deficient number, since it is larger than the sum of its proper divisors (57380716).

61206064 is a wasteful number, since it uses less digits than its factorization.

61206064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825387 (or 3825381 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 61206064 is about 7823.4304496174. The cubic root of 61206064 is about 394.0924826061.

The spelling of 61206064 in words is "sixty-one million, two hundred six thousand, sixty-four".