61488632 has 16 divisors (see below), whose sum is σ = 115441200. Its totient is φ = 30704320.

The previous prime is 61488607. The next prime is 61488659. The reversal of 61488632 is 23688416.

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, 2132 + ... + 11292.

It is an arithmetic number, because the mean of its divisors is an integer number (7215075).

Almost surely, 2^61488632 is an apocalyptic number.

It is an amenable number.

61488632 is a deficient number, since it is larger than the sum of its proper divisors (53952568).

61488632 is a wasteful number, since it uses less digits than its factorization.

61488632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006 (or 10002 counting only the distinct ones).

The product of its digits is 55296, while the sum is 38.

The square root of 61488632 is about 7841.4687399747. The cubic root of 61488632 is about 394.6980162633.

The spelling of 61488632 in words is "sixty-one million, four hundred eighty-eight thousand, six hundred thirty-two".