214249764 has 48 divisors (see below), whose sum is σ = 513959040. Its totient is φ = 69423360.

The previous prime is 214249753. The next prime is 214249769. The reversal of 214249764 is 467942412.

It is a super-2 number, since 2×214249764² = 91805922748111392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (214249769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176022 + ... + 177234.

It is an arithmetic number, because the mean of its divisors is an integer number (10707480).

Almost surely, 2^214249764 is an apocalyptic number.

It is an amenable number.

214249764 is an abundant number, since it is smaller than the sum of its proper divisors (299709276).

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

214249764 is a wasteful number, since it uses less digits than its factorization.

214249764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1618 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 214249764 is about 14637.2731066958. The cubic root of 214249764 is about 598.3750141190.

The spelling of 214249764 in words is "two hundred fourteen million, two hundred forty-nine thousand, seven hundred sixty-four".