264229390 has 16 divisors (see below), whose sum is σ = 500645520. Its totient is φ = 100128960.

The previous prime is 264229387. The next prime is 264229391. The reversal of 264229390 is 93922462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264229391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695151 + ... + 695530.

It is an arithmetic number, because the mean of its divisors is an integer number (31290345).

Almost surely, 2^264229390 is an apocalyptic number.

264229390 is a deficient number, since it is larger than the sum of its proper divisors (236416130).

264229390 is a wasteful number, since it uses less digits than its factorization.

264229390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390707.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 264229390 is about 16255.1342658251. The cubic root of 264229390 is about 641.6926143065.

The spelling of 264229390 in words is "two hundred sixty-four million, two hundred twenty-nine thousand, three hundred ninety".