66038302 has 16 divisors (see below), whose sum is σ = 114419952. Its totient is φ = 28251520.

The previous prime is 66038299. The next prime is 66038317. The reversal of 66038302 is 20383066.

It is a super-2 number, since 2×66038302² = 8722114662086408, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 87913 + ... + 88660.

It is an arithmetic number, because the mean of its divisors is an integer number (7151247).

Almost surely, 2^66038302 is an apocalyptic number.

66038302 is a deficient number, since it is larger than the sum of its proper divisors (48381650).

66038302 is a wasteful number, since it uses less digits than its factorization.

66038302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176603.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 66038302 is about 8126.3953878703. The cubic root of 66038302 is about 404.2021624875.

The spelling of 66038302 in words is "sixty-six million, thirty-eight thousand, three hundred two".