71248622 has 4 divisors (see below), whose sum is σ = 106872936. Its totient is φ = 35624310.

The previous prime is 71248607. The next prime is 71248637. The reversal of 71248622 is 22684217.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (71248607) and next prime (71248637).

It is a super-2 number, since 2×71248622² = 10152732273797768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17812154 + ... + 17812157.

It is an arithmetic number, because the mean of its divisors is an integer number (26718234).

Almost surely, 2^71248622 is an apocalyptic number.

71248622 is a deficient number, since it is larger than the sum of its proper divisors (35624314).

71248622 is a wasteful number, since it uses less digits than its factorization.

71248622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35624313.

The product of its digits is 10752, while the sum is 32.

The square root of 71248622 is about 8440.8898819970. The cubic root of 71248622 is about 414.5645444501.

The spelling of 71248622 in words is "seventy-one million, two hundred forty-eight thousand, six hundred twenty-two".