3572661493 has 8 divisors (see below), whose sum is σ = 3656822400. Its totient is φ = 3488549568.

The previous prime is 3572661487. The next prime is 3572661517. The reversal of 3572661493 is 3941662753.

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

It is a cyclic number.

It is not a de Polignac number, because 3572661493 - 2¹⁷ = 3572530421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3572661593) 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, 165213 + ... + 185581.

It is an arithmetic number, because the mean of its divisors is an integer number (457102800).

Almost surely, 2^3572661493 is an apocalyptic number.

It is an amenable number.

3572661493 is a deficient number, since it is larger than the sum of its proper divisors (84160907).

3572661493 is a wasteful number, since it uses less digits than its factorization.

3572661493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24491.

The product of its digits is 816480, while the sum is 46.

The square root of 3572661493 is about 59771.7449385577. The cubic root of 3572661493 is about 1528.7294181804.

The spelling of 3572661493 in words is "three billion, five hundred seventy-two million, six hundred sixty-one thousand, four hundred ninety-three".