66498246 has 40 divisors (see below), whose sum is σ = 149471784. Its totient is φ = 22096800.

The previous prime is 66498239. The next prime is 66498277. The reversal of 66498246 is 64289466.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 97021 + ... + 97703.

Almost surely, 2^66498246 is an apocalyptic number.

66498246 is an abundant number, since it is smaller than the sum of its proper divisors (82973538).

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

66498246 is a wasteful number, since it uses less digits than its factorization.

66498246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298 (or 1289 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 66498246 is about 8154.6456698007. The cubic root of 66498246 is about 405.1383889210.

The spelling of 66498246 in words is "sixty-six million, four hundred ninety-eight thousand, two hundred forty-six".