60673640 has 32 divisors (see below), whose sum is σ = 136934280. Its totient is φ = 24195072.

The previous prime is 60673637. The next prime is 60673643. The reversal of 60673640 is 4637606.

It is an interprime number because it is at equal distance from previous prime (60673637) and next prime (60673643).

It can be written as a sum of positive squares in 4 ways, for example, as 47087044 + 13586596 = 6862^2 + 3686^2 .

It is a junction number, because it is equal to n+sod(n) for n = 60673597 and 60673606.

It is not an unprimeable number, because it can be changed into a prime (60673643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11972 + ... + 16268.

Almost surely, 2^60673640 is an apocalyptic number.

It is an amenable number.

60673640 is an abundant number, since it is smaller than the sum of its proper divisors (76260640).

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

60673640 is a wasteful number, since it uses less digits than its factorization.

60673640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661 (or 4657 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 60673640 is about 7789.3285975108. The cubic root of 60673640 is about 392.9464324082.

The spelling of 60673640 in words is "sixty million, six hundred seventy-three thousand, six hundred forty".