7274732375 has 16 divisors (see below), whose sum is σ = 9136717824. Its totient is φ = 5782701600.

The previous prime is 7274732363. The next prime is 7274732383. The reversal of 7274732375 is 5732374727.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7274732375 is a prime.

It is a super-2 number, since 2×7274732375² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165719 + ... + 204968.

It is an arithmetic number, because the mean of its divisors is an integer number (571044864).

Almost surely, 2^7274732375 is an apocalyptic number.

7274732375 is a deficient number, since it is larger than the sum of its proper divisors (1861985449).

7274732375 is a wasteful number, since it uses less digits than its factorization.

7274732375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370859 (or 370849 counting only the distinct ones).

The product of its digits is 1728720, while the sum is 47.

The square root of 7274732375 is about 85292.0416861972. The cubic root of 7274732375 is about 1937.6366493978.

The spelling of 7274732375 in words is "seven billion, two hundred seventy-four million, seven hundred thirty-two thousand, three hundred seventy-five".