3666210742 has 8 divisors (see below), whose sum is σ = 5499915336. Its totient is φ = 1832905632.

The previous prime is 3666210733. The next prime is 3666210791. The reversal of 3666210742 is 2470126663.

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

It is a super-2 number, since 2×3666210742² = 26882202409512381128, which contains 22 as substring.

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, 75763 + ... + 114334.

It is an arithmetic number, because the mean of its divisors is an integer number (687489417).

Almost surely, 2^3666210742 is an apocalyptic number.

3666210742 is a deficient number, since it is larger than the sum of its proper divisors (1833704594).

3666210742 is a wasteful number, since it uses less digits than its factorization.

3666210742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199742.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 3666210742 is about 60549.2422908826. The cubic root of 3666210742 is about 1541.9577538315.

The spelling of 3666210742 in words is "three billion, six hundred sixty-six million, two hundred ten thousand, seven hundred forty-two".