2472722493 has 8 divisors (see below), whose sum is σ = 3298444800. Its totient is φ = 1647740928.

The previous prime is 2472722477. The next prime is 2472722507. The reversal of 2472722493 is 3942272742.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2472722493 - 2⁴ = 2472722477 is a prime.

It is a super-2 number, since 2×2472722493² = 12228713054776270098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472722393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177348 + ... + 190781.

It is an arithmetic number, because the mean of its divisors is an integer number (412305600).

Almost surely, 2^2472722493 is an apocalyptic number.

It is an amenable number.

2472722493 is a deficient number, since it is larger than the sum of its proper divisors (825722307).

2472722493 is a wasteful number, since it uses less digits than its factorization.

2472722493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370371.

The product of its digits is 338688, while the sum is 42.

The square root of 2472722493 is about 49726.4767804839. The cubic root of 2472722493 is about 1352.2545761189.

The spelling of 2472722493 in words is "two billion, four hundred seventy-two million, seven hundred twenty-two thousand, four hundred ninety-three".