66152246 has 8 divisors (see below), whose sum is σ = 99837624. Its totient is φ = 32873040.

The previous prime is 66152239. The next prime is 66152279. The reversal of 66152246 is 64225166.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×66152246² = 8752239301689032, which contains 22 as substring.

It is a Curzon number.

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, 101135 + ... + 101786.

It is an arithmetic number, because the mean of its divisors is an integer number (12479703).

Almost surely, 2^66152246 is an apocalyptic number.

66152246 is a deficient number, since it is larger than the sum of its proper divisors (33685378).

66152246 is a wasteful number, since it uses less digits than its factorization.

66152246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203086.

The product of its digits is 17280, while the sum is 32.

The square root of 66152246 is about 8133.4031007937. The cubic root of 66152246 is about 404.4345021361.

The spelling of 66152246 in words is "sixty-six million, one hundred fifty-two thousand, two hundred forty-six".