66493848 has 16 divisors (see below), whose sum is σ = 166234680. Its totient is φ = 22164608.

The previous prime is 66493837. The next prime is 66493859. The reversal of 66493848 is 84839466.

It is an interprime number because it is at equal distance from previous prime (66493837) and next prime (66493859).

It is a junction number, because it is equal to n+sod(n) for n = 66493797 and 66493806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1385265 + ... + 1385312.

Almost surely, 2^66493848 is an apocalyptic number.

It is an amenable number.

66493848 is an abundant number, since it is smaller than the sum of its proper divisors (99740832).

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

66493848 is a wasteful number, since it uses less digits than its factorization.

66493848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770586 (or 2770582 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 66493848 is about 8154.3760031041. The cubic root of 66493848 is about 405.1294571670.

The spelling of 66493848 in words is "sixty-six million, four hundred ninety-three thousand, eight hundred forty-eight".