381662262 has 12 divisors (see below), whose sum is σ = 826934940. Its totient is φ = 127220748.

The previous prime is 381662261. The next prime is 381662269. The reversal of 381662262 is 262266183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381662261) 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, 10601712 + ... + 10601747.

It is an arithmetic number, because the mean of its divisors is an integer number (68911245).

Almost surely, 2^381662262 is an apocalyptic number.

381662262 is an abundant number, since it is smaller than the sum of its proper divisors (445272678).

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

381662262 is a wasteful number, since it uses less digits than its factorization.

381662262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21203467 (or 21203464 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 381662262 is about 19536.1782854273. The cubic root of 381662262 is about 725.3702505198.

It can be divided in two parts, 381662 and 262, that added together give a square (381924 = 618²).

The spelling of 381662262 in words is "three hundred eighty-one million, six hundred sixty-two thousand, two hundred sixty-two".