66152234 has 8 divisors (see below), whose sum is σ = 100106820. Its totient is φ = 32783296.

The previous prime is 66152227. The next prime is 66152239. The reversal of 66152234 is 43225166.

It can be written as a sum of positive squares in 2 ways, for example, as 42289009 + 23863225 = 6503^2 + 4885^2 .

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

It is a super-2 number, since 2×66152234² = 8752236126381512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66152197 and 66152206.

It is not an unprimeable number, because it can be changed into a prime (66152239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146129 + ... + 146580.

Almost surely, 2^66152234 is an apocalyptic number.

66152234 is a deficient number, since it is larger than the sum of its proper divisors (33954586).

66152234 is a wasteful number, since it uses less digits than its factorization.

66152234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292824.

The product of its digits is 8640, while the sum is 29.

The square root of 66152234 is about 8133.4023630950. The cubic root of 66152234 is about 404.4344776813.

The spelling of 66152234 in words is "sixty-six million, one hundred fifty-two thousand, two hundred thirty-four".