71326998 has 12 divisors (see below), whose sum is σ = 154541868. Its totient is φ = 23775660.

The previous prime is 71326993. The next prime is 71326999. The reversal of 71326998 is 89962317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71326991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1981288 + ... + 1981323.

It is an arithmetic number, because the mean of its divisors is an integer number (12878489).

Almost surely, 2^71326998 is an apocalyptic number.

71326998 is an abundant number, since it is smaller than the sum of its proper divisors (83214870).

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

71326998 is a wasteful number, since it uses less digits than its factorization.

71326998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962619 (or 3962616 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 71326998 is about 8445.5312443919. The cubic root of 71326998 is about 414.7165006237.

The spelling of 71326998 in words is "seventy-one million, three hundred twenty-six thousand, nine hundred ninety-eight".