213742962 has 20 divisors (see below), whose sum is σ = 478942926. Its totient is φ = 71247600.

The previous prime is 213742957. The next prime is 213742987. The reversal of 213742962 is 269247312.

It can be written as a sum of positive squares in only one way, i.e., 156725361 + 57017601 = 12519^2 + 7551^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 659539 + ... + 659862.

Almost surely, 2^213742962 is an apocalyptic number.

213742962 is an abundant number, since it is smaller than the sum of its proper divisors (265199964).

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

213742962 is a wasteful number, since it uses less digits than its factorization.

213742962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319415 (or 1319406 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 213742962 is about 14619.9508207107. The cubic root of 213742962 is about 597.9028283253.

It can be divided in two parts, 21374 and 2962, that added together give a square (24336 = 156²).

The spelling of 213742962 in words is "two hundred thirteen million, seven hundred forty-two thousand, nine hundred sixty-two".