60640620 has 48 divisors (see below), whose sum is σ = 170388960. Its totient is φ = 16114176.

The previous prime is 60640597. The next prime is 60640631. The reversal of 60640620 is 2604606.

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, 17166 + ... + 20394.

It is an arithmetic number, because the mean of its divisors is an integer number (3549770).

Almost surely, 2^60640620 is an apocalyptic number.

60640620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60640620 is an abundant number, since it is smaller than the sum of its proper divisors (109748340).

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

60640620 is a wasteful number, since it uses less digits than its factorization.

60640620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554 (or 3552 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 60640620 is about 7787.2087425470. The cubic root of 60640620 is about 392.8751359567.

The spelling of 60640620 in words is "sixty million, six hundred forty thousand, six hundred twenty".