66293044 has 12 divisors (see below), whose sum is σ = 116621568. Its totient is φ = 32972600.

The previous prime is 66293039. The next prime is 66293063. The reversal of 66293044 is 44039266.

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, 42622 + ... + 44149.

It is an arithmetic number, because the mean of its divisors is an integer number (9718464).

Almost surely, 2^66293044 is an apocalyptic number.

It is an amenable number.

66293044 is a deficient number, since it is larger than the sum of its proper divisors (50328524).

66293044 is a wasteful number, since it uses less digits than its factorization.

66293044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86966 (or 86964 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 66293044 is about 8142.0540405969. The cubic root of 66293044 is about 404.7212307091.

The spelling of 66293044 in words is "sixty-six million, two hundred ninety-three thousand, forty-four".