66034396 has 24 divisors (see below), whose sum is σ = 119523600. Its totient is φ = 31903872.

The previous prime is 66034333. The next prime is 66034417. The reversal of 66034396 is 69343066.

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, 11880 + ... + 16528.

It is an arithmetic number, because the mean of its divisors is an integer number (4980150).

Almost surely, 2^66034396 is an apocalyptic number.

It is an amenable number.

66034396 is a deficient number, since it is larger than the sum of its proper divisors (53489204).

66034396 is a wasteful number, since it uses less digits than its factorization.

66034396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773 (or 4771 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 66034396 is about 8126.1550563597. The cubic root of 66034396 is about 404.1941931489.

It can be divided in two parts, 66034 and 396, that added together give a triangular number (66430 = T₃₆₄).

The spelling of 66034396 in words is "sixty-six million, thirty-four thousand, three hundred ninety-six".