61379776 has 28 divisors (see below), whose sum is σ = 126004320. Its totient is φ = 29630720.

The previous prime is 61379771. The next prime is 61379807. The reversal of 61379776 is 67797316.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (61379771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14680 + ... + 18391.

Almost surely, 2^61379776 is an apocalyptic number.

It is an amenable number.

61379776 is an abundant number, since it is smaller than the sum of its proper divisors (64624544).

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

61379776 is a wasteful number, since it uses less digits than its factorization.

61379776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33112 (or 33102 counting only the distinct ones).

The product of its digits is 333396, while the sum is 46.

The square root of 61379776 is about 7834.5246186351. The cubic root of 61379776 is about 394.4649616577.

The spelling of 61379776 in words is "sixty-one million, three hundred seventy-nine thousand, seven hundred seventy-six".