71477022 has 16 divisors (see below), whose sum is σ = 146441232. Its totient is φ = 23244480.

The previous prime is 71477017. The next prime is 71477033. The reversal of 71477022 is 22077417.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145033 + ... + 145524.

It is an arithmetic number, because the mean of its divisors is an integer number (9152577).

Almost surely, 2^71477022 is an apocalyptic number.

71477022 is an abundant number, since it is smaller than the sum of its proper divisors (74964210).

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

71477022 is a wasteful number, since it uses less digits than its factorization.

71477022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290603.

The product of its (nonzero) digits is 5488, while the sum is 30.

The square root of 71477022 is about 8454.4084358398. The cubic root of 71477022 is about 415.0070584758.

The spelling of 71477022 in words is "seventy-one million, four hundred seventy-seven thousand, twenty-two".