3266166621 has 8 divisors (see below), whose sum is σ = 4356484000. Its totient is φ = 2176646832.

The previous prime is 3266166611. The next prime is 3266166623. The reversal of 3266166621 is 1266616623.

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

It is not a de Polignac number, because 3266166621 - 2³¹ = 1118682973 is a prime.

It is a super-2 number, since 2×3266166621² = 21335688792269115282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3266166621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3266166623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189775 + ... + 206268.

It is an arithmetic number, because the mean of its divisors is an integer number (544560500).

Almost surely, 2^3266166621 is an apocalyptic number.

It is an amenable number.

3266166621 is a deficient number, since it is larger than the sum of its proper divisors (1090317379).

3266166621 is a wasteful number, since it uses less digits than its factorization.

3266166621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398795.

The product of its digits is 93312, while the sum is 39.

The square root of 3266166621 is about 57150.3860091951. The cubic root of 3266166621 is about 1483.7000525048.

The spelling of 3266166621 in words is "three billion, two hundred sixty-six million, one hundred sixty-six thousand, six hundred twenty-one".