66034242 has 24 divisors (see below), whose sum is σ = 149295744. Its totient is φ = 21054264.

The previous prime is 66034229. The next prime is 66034259. The reversal of 66034242 is 24243066.

It is a super-2 number, since 2×66034242² = 8721042233029128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79338 + ... + 80165.

It is an arithmetic number, because the mean of its divisors is an integer number (6220656).

Almost surely, 2^66034242 is an apocalyptic number.

66034242 is an abundant number, since it is smaller than the sum of its proper divisors (83261502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66034242 is a wasteful number, since it uses less digits than its factorization.

66034242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159534 (or 159531 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 66034242 is about 8126.1455807781. The cubic root of 66034242 is about 404.1938789391.

The spelling of 66034242 in words is "sixty-six million, thirty-four thousand, two hundred forty-two".