62064640 has 192 divisors, whose sum is σ = 176904000. Its totient is φ = 20643840.

The previous prime is 62064623. The next prime is 62064641. The reversal of 62064640 is 4646026.

It is a junction number, because it is equal to n+sod(n) for n = 62064599 and 62064608.

It is not an unprimeable number, because it can be changed into a prime (62064641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2140146 + ... + 2140174.

It is an arithmetic number, because the mean of its divisors is an integer number (921375).

Almost surely, 2^62064640 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 62064640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88452000).

62064640 is an abundant number, since it is smaller than the sum of its proper divisors (114839360).

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

62064640 is a wasteful number, since it uses less digits than its factorization.

62064640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 62064640 is about 7878.1114488182. Note that the first 3 decimals coincide. The cubic root of 62064640 is about 395.9266605672.

The spelling of 62064640 in words is "sixty-two million, sixty-four thousand, six hundred forty".