60866040 has 32 divisors (see below), whose sum is σ = 182598480. Its totient is φ = 16230912.

The previous prime is 60866023. The next prime is 60866087. The reversal of 60866040 is 4066806.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 60865989 and 60866007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253489 + ... + 253728.

Almost surely, 2^60866040 is an apocalyptic number.

60866040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60866040 is an abundant number, since it is smaller than the sum of its proper divisors (121732440).

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

60866040 is a wasteful number, since it uses less digits than its factorization.

60866040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507231 (or 507227 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 60866040 is about 7801.6690521965. The cubic root of 60866040 is about 393.3613469148.

The spelling of 60866040 in words is "sixty million, eight hundred sixty-six thousand, forty".