71726274 has 12 divisors (see below), whose sum is σ = 155406966. Its totient is φ = 23908752.

The previous prime is 71726269. The next prime is 71726297. The reversal of 71726274 is 47262717.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 67125249 + 4601025 = 8193^2 + 2145^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1992379 + ... + 1992414.

Almost surely, 2^71726274 is an apocalyptic number.

71726274 is an abundant number, since it is smaller than the sum of its proper divisors (83680692).

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

71726274 is a wasteful number, since it uses less digits than its factorization.

71726274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984801 (or 3984798 counting only the distinct ones).

The product of its digits is 32928, while the sum is 36.

The square root of 71726274 is about 8469.1365557535. The cubic root of 71726274 is about 415.4888978601.

The spelling of 71726274 in words is "seventy-one million, seven hundred twenty-six thousand, two hundred seventy-four".