61607612 has 12 divisors (see below), whose sum is σ = 117614616. Its totient is φ = 28003440.

The previous prime is 61607603. The next prime is 61607617. The reversal of 61607612 is 21670616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61607617) 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, 700043 + ... + 700130.

It is an arithmetic number, because the mean of its divisors is an integer number (9801218).

Almost surely, 2^61607612 is an apocalyptic number.

It is an amenable number.

61607612 is a deficient number, since it is larger than the sum of its proper divisors (56007004).

61607612 is a wasteful number, since it uses less digits than its factorization.

61607612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400188 (or 1400186 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 61607612 is about 7849.0516624622. The cubic root of 61607612 is about 394.9524313811.

The spelling of 61607612 in words is "sixty-one million, six hundred seven thousand, six hundred twelve".