2215398674 has 32 divisors (see below), whose sum is σ = 3508033536. Its totient is φ = 1048122880.

The previous prime is 2215398667. The next prime is 2215398677. The reversal of 2215398674 is 4768935122.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (2215398677) 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, 432959 + ... + 438045.

It is an arithmetic number, because the mean of its divisors is an integer number (109626048).

Almost surely, 2^2215398674 is an apocalyptic number.

2215398674 is a deficient number, since it is larger than the sum of its proper divisors (1292634862).

2215398674 is a wasteful number, since it uses less digits than its factorization.

2215398674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5290.

The product of its digits is 725760, while the sum is 47.

The square root of 2215398674 is about 47068.0217769984. The cubic root of 2215398674 is about 1303.6188465505.

The spelling of 2215398674 in words is "two billion, two hundred fifteen million, three hundred ninety-eight thousand, six hundred seventy-four".