60797440 has 160 divisors (see below), whose sum is σ = 169703424. Its totient is φ = 20643840.

The previous prime is 60797437. The next prime is 60797453. The reversal of 60797440 is 4479706.

It is a tau number, because it is divible by the number of its divisors (160).

It is a self number, because there is not a number n which added to its sum of digits gives 60797440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478657 + ... + 478783.

Almost surely, 2^60797440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60797440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84851712).

60797440 is an abundant number, since it is smaller than the sum of its proper divisors (108905984).

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

60797440 is a wasteful number, since it uses less digits than its factorization.

60797440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 60797440 is about 7797.2713175828. The cubic root of 60797440 is about 393.2135100556.

The spelling of 60797440 in words is "sixty million, seven hundred ninety-seven thousand, four hundred forty".