2471964693 has 32 divisors (see below), whose sum is σ = 3684848640. Its totient is φ = 1461075840.

The previous prime is 2471964673. The next prime is 2471964697. The reversal of 2471964693 is 3964691742.

It is a happy number.

It is not a de Polignac number, because 2471964693 - 2²⁰ = 2470916117 is a prime.

It is a super-2 number, since 2×2471964693² = 12221218886877168498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2471964697) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1601280 + ... + 1602822.

It is an arithmetic number, because the mean of its divisors is an integer number (115151520).

Almost surely, 2^2471964693 is an apocalyptic number.

It is an amenable number.

2471964693 is a deficient number, since it is larger than the sum of its proper divisors (1212883947).

2471964693 is a wasteful number, since it uses less digits than its factorization.

2471964693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729.

The product of its digits is 1959552, while the sum is 51.

The square root of 2471964693 is about 49718.8565133994. The cubic root of 2471964693 is about 1352.1164229672.

The spelling of 2471964693 in words is "two billion, four hundred seventy-one million, nine hundred sixty-four thousand, six hundred ninety-three".