671622262 has 4 divisors (see below), whose sum is σ = 1007433396. Its totient is φ = 335811130.

The previous prime is 671622239. The next prime is 671622269. The reversal of 671622262 is 262226176.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671622269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167905564 + ... + 167905567.

It is an arithmetic number, because the mean of its divisors is an integer number (251858349).

Almost surely, 2^671622262 is an apocalyptic number.

671622262 is a deficient number, since it is larger than the sum of its proper divisors (335811134).

671622262 is a wasteful number, since it uses less digits than its factorization.

671622262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335811133.

The product of its digits is 24192, while the sum is 34.

The square root of 671622262 is about 25915.6759896399. The cubic root of 671622262 is about 875.7396790821.

The spelling of 671622262 in words is "six hundred seventy-one million, six hundred twenty-two thousand, two hundred sixty-two".