60400988 has 12 divisors (see below), whose sum is σ = 106239672. Its totient is φ = 30046800.

The previous prime is 60400987. The next prime is 60400993. The reversal of 60400988 is 88900406.

It is a super-2 number, since 2×60400988² = 7296558702752288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60400987) 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, 37538 + ... + 39113.

It is an arithmetic number, because the mean of its divisors is an integer number (8853306).

Almost surely, 2^60400988 is an apocalyptic number.

It is an amenable number.

60400988 is a deficient number, since it is larger than the sum of its proper divisors (45838684).

60400988 is a wasteful number, since it uses less digits than its factorization.

60400988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76852 (or 76850 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 60400988 is about 7771.8072544293. The cubic root of 60400988 is about 392.3569478825.

The spelling of 60400988 in words is "sixty million, four hundred thousand, nine hundred eighty-eight".