3693262121 has 4 divisors (see below), whose sum is σ = 3910512852. Its totient is φ = 3476011392.

The previous prime is 3693262091. The next prime is 3693262169. The reversal of 3693262121 is 1212623963.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3249570025 + 443692096 = 57005^2 + 21064^2 .

It is a cyclic number.

It is not a de Polignac number, because 3693262121 - 2¹⁴ = 3693245737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3693262621) 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, 108625340 + ... + 108625373.

It is an arithmetic number, because the mean of its divisors is an integer number (977628213).

Almost surely, 2^3693262121 is an apocalyptic number.

It is an amenable number.

3693262121 is a deficient number, since it is larger than the sum of its proper divisors (217250731).

3693262121 is a wasteful number, since it uses less digits than its factorization.

3693262121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217250730.

The product of its digits is 23328, while the sum is 35.

The square root of 3693262121 is about 60772.2150410860. The cubic root of 3693262121 is about 1545.7409433628.

The spelling of 3693262121 in words is "three billion, six hundred ninety-three million, two hundred sixty-two thousand, one hundred twenty-one".