61188714 has 12 divisors (see below), whose sum is σ = 132575586. Its totient is φ = 20396232.

The previous prime is 61188703. The next prime is 61188737. The reversal of 61188714 is 41788116.

It can be written as a sum of positive squares in only one way, i.e., 40640625 + 20548089 = 6375^2 + 4533^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1699669 + ... + 1699704.

Almost surely, 2^61188714 is an apocalyptic number.

61188714 is an abundant number, since it is smaller than the sum of its proper divisors (71386872).

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

61188714 is a wasteful number, since it uses less digits than its factorization.

61188714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399381 (or 3399378 counting only the distinct ones).

The product of its digits is 10752, while the sum is 36.

The square root of 61188714 is about 7822.3215224126. The cubic root of 61188714 is about 394.0552414664.

The spelling of 61188714 in words is "sixty-one million, one hundred eighty-eight thousand, seven hundred fourteen".