214932542 has 32 divisors (see below), whose sum is σ = 357122304. Its totient is φ = 97008120.

The previous prime is 214932527. The next prime is 214932559. The reversal of 214932542 is 245239412.

It is a super-2 number, since 2×214932542² = 92391995221163528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214932499 and 214932508.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 699953 + ... + 700259.

It is an arithmetic number, because the mean of its divisors is an integer number (11160072).

Almost surely, 2^214932542 is an apocalyptic number.

214932542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

214932542 is a deficient number, since it is larger than the sum of its proper divisors (142189762).

214932542 is a wasteful number, since it uses less digits than its factorization.

214932542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605 (or 583 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 214932542 is about 14660.5778194449. The cubic root of 214932542 is about 599.0099802964.

The spelling of 214932542 in words is "two hundred fourteen million, nine hundred thirty-two thousand, five hundred forty-two".