264223142 has 8 divisors (see below), whose sum is σ = 407046576. Its totient is φ = 128540952.

The previous prime is 264223121. The next prime is 264223151. The reversal of 264223142 is 241322462.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1785218 + ... + 1785365.

It is an arithmetic number, because the mean of its divisors is an integer number (50880822).

Almost surely, 2^264223142 is an apocalyptic number.

264223142 is a deficient number, since it is larger than the sum of its proper divisors (142823434).

264223142 is a wasteful number, since it uses less digits than its factorization.

264223142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570622.

The product of its digits is 4608, while the sum is 26.

The square root of 264223142 is about 16254.9420792570. The cubic root of 264223142 is about 641.6875564197.

The spelling of 264223142 in words is "two hundred sixty-four million, two hundred twenty-three thousand, one hundred forty-two".