2572670405 has 16 divisors (see below), whose sum is σ = 3223666944. Its totient is φ = 1967285760.

The previous prime is 2572670393. The next prime is 2572670423. The reversal of 2572670405 is 5040762752.

It is a happy number.

It is not a de Polignac number, because 2572670405 - 2⁴ = 2572670389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177845 + ... + 191765.

It is an arithmetic number, because the mean of its divisors is an integer number (201479184).

Almost surely, 2^2572670405 is an apocalyptic number.

It is an amenable number.

2572670405 is a deficient number, since it is larger than the sum of its proper divisors (650996539).

2572670405 is a wasteful number, since it uses less digits than its factorization.

2572670405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15556.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 2572670405 is about 50721.4984498684. The cubic root of 2572670405 is about 1370.2339282998.

The spelling of 2572670405 in words is "two billion, five hundred seventy-two million, six hundred seventy thousand, four hundred five".