226472742531 has 16 divisors (see below), whose sum is σ = 383445913600. Its totient is φ = 129412995624.

The previous prime is 226472742523. The next prime is 226472742539. The reversal of 226472742531 is 135247274622.

226472742531 is a `hidden beast` number, since 2 + 2 + 6 + 4 + 72 + 7 + 42 + 531 = 666.

It is an interprime number because it is at equal distance from previous prime (226472742523) and next prime (226472742539).

It is not a de Polignac number, because 226472742531 - 2³ = 226472742523 is a prime.

It is a super-2 number, since 2×226472742531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226472742539) 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, 599134051 + ... + 599134428.

It is an arithmetic number, because the mean of its divisors is an integer number (23965369600).

Almost surely, 2^226472742531 is an apocalyptic number.

226472742531 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

226472742531 is a deficient number, since it is larger than the sum of its proper divisors (156973171069).

226472742531 is a wasteful number, since it uses less digits than its factorization.

226472742531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198268495 (or 1198268489 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The spelling of 226472742531 in words is "two hundred twenty-six billion, four hundred seventy-two million, seven hundred forty-two thousand, five hundred thirty-one".