227974201532 has 48 divisors (see below), whose sum is σ = 498126972672. Its totient is φ = 88690990080.

The previous prime is 227974201519. The next prime is 227974201577. The reversal of 227974201532 is 235102479722.

It is a super-2 number, since 2×227974201532² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 331493 + ... + 752220.

It is an arithmetic number, because the mean of its divisors is an integer number (10377645264).

Almost surely, 2^227974201532 is an apocalyptic number.

227974201532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

227974201532 is an abundant number, since it is smaller than the sum of its proper divisors (270152771140).

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

227974201532 is a wasteful number, since it uses less digits than its factorization.

227974201532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084418 (or 1084416 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 227974201532 in words is "two hundred twenty-seven billion, nine hundred seventy-four million, two hundred one thousand, five hundred thirty-two".