7492279275 has 192 divisors, whose sum is σ = 15305687040. Its totient is φ = 3615373440.

The previous prime is 7492279273. The next prime is 7492279297. The reversal of 7492279275 is 5729722947.

It is a happy number.

It is not a de Polignac number, because 7492279275 - 2¹ = 7492279273 is a prime.

It is a super-2 number, since 2×7492279275² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7492279271) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 58994262 + ... + 58994388.

It is an arithmetic number, because the mean of its divisors is an integer number (79717120).

Almost surely, 2^7492279275 is an apocalyptic number.

7492279275 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7492279275 is an abundant number, since it is smaller than the sum of its proper divisors (7813407765).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7492279275 is a wasteful number, since it uses less digits than its factorization.

7492279275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 231 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 54.

The square root of 7492279275 is about 86557.9532740926. The cubic root of 7492279275 is about 1956.7619096039.

The spelling of 7492279275 in words is "seven billion, four hundred ninety-two million, two hundred seventy-nine thousand, two hundred seventy-five".