61097792 has 28 divisors (see below), whose sum is σ = 138562080. Its totient is φ = 26184576.

The previous prime is 61097723. The next prime is 61097873. The reversal of 61097792 is 29779016.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67742 + ... + 68637.

Almost surely, 2^61097792 is an apocalyptic number.

It is an amenable number.

61097792 is an abundant number, since it is smaller than the sum of its proper divisors (77464288).

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

61097792 is a wasteful number, since it uses less digits than its factorization.

61097792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136398 (or 136388 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 61097792 is about 7816.5076600743. The cubic root of 61097792 is about 393.8599655237.

The spelling of 61097792 in words is "sixty-one million, ninety-seven thousand, seven hundred ninety-two".