61488896 has 36 divisors (see below), whose sum is σ = 140275632. Its totient is φ = 26351616.

The previous prime is 61488887. The next prime is 61488907. The reversal of 61488896 is 69888416.

It is a happy number.

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, 15365 + ... + 18948.

Almost surely, 2^61488896 is an apocalyptic number.

It is an amenable number.

61488896 is an abundant number, since it is smaller than the sum of its proper divisors (78786736).

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

61488896 is an equidigital number, since it uses as much as digits as its factorization.

61488896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34336 (or 34322 counting only the distinct ones).

The product of its digits is 663552, while the sum is 50.

The square root of 61488896 is about 7841.4855735377. The cubic root of 61488896 is about 394.6985811380.

The spelling of 61488896 in words is "sixty-one million, four hundred eighty-eight thousand, eight hundred ninety-six".