212659442 has 16 divisors (see below), whose sum is σ = 329854464. Its totient is φ = 102720000.

The previous prime is 212659429. The next prime is 212659459. The reversal of 212659442 is 244956212.

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, 37067 + ... + 42417.

It is an arithmetic number, because the mean of its divisors is an integer number (20615904).

Almost surely, 2^212659442 is an apocalyptic number.

212659442 is a deficient number, since it is larger than the sum of its proper divisors (117195022).

212659442 is a wasteful number, since it uses less digits than its factorization.

212659442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6025.

The product of its digits is 34560, while the sum is 35.

The square root of 212659442 is about 14582.8475271464. The cubic root of 212659442 is about 596.8908067669.

The spelling of 212659442 in words is "two hundred twelve million, six hundred fifty-nine thousand, four hundred forty-two".