2162473619 has 16 divisors (see below), whose sum is σ = 2381460480. Its totient is φ = 1956133440.

The previous prime is 2162473613. The next prime is 2162473631. The reversal of 2162473619 is 9163742612.

It is a cyclic number.

It is not a de Polignac number, because 2162473619 - 2²⁰ = 2161425043 is a prime.

It is a super-2 number, since 2×2162473619² = 9352584305741914322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2162473613) 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, 7082 + ... + 66144.

It is an arithmetic number, because the mean of its divisors is an integer number (148841280).

Almost surely, 2^2162473619 is an apocalyptic number.

2162473619 is a deficient number, since it is larger than the sum of its proper divisors (218986861).

2162473619 is a wasteful number, since it uses less digits than its factorization.

2162473619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59170.

The product of its digits is 108864, while the sum is 41.

The square root of 2162473619 is about 46502.4044432113. The cubic root of 2162473619 is about 1293.1540749020.

The spelling of 2162473619 in words is "two billion, one hundred sixty-two million, four hundred seventy-three thousand, six hundred nineteen".