2687274401 has 16 divisors (see below), whose sum is σ = 3174601728. Its totient is φ = 2226009600.

The previous prime is 2687274383. The next prime is 2687274431. The reversal of 2687274401 is 1044727862.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2687274401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2687274431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157001 + ... + 173273.

It is an arithmetic number, because the mean of its divisors is an integer number (198412608).

Almost surely, 2^2687274401 is an apocalyptic number.

It is an amenable number.

2687274401 is a deficient number, since it is larger than the sum of its proper divisors (487327327).

2687274401 is a wasteful number, since it uses less digits than its factorization.

2687274401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17072.

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 2687274401 is about 51838.9274676859. The cubic root of 2687274401 is about 1390.2855374963.

The spelling of 2687274401 in words is "two billion, six hundred eighty-seven million, two hundred seventy-four thousand, four hundred one".