147323264 has 64 divisors (see below), whose sum is σ = 337089600. Its totient is φ = 63429120.

The previous prime is 147323251. The next prime is 147323287. The reversal of 147323264 is 462323741.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×147323264² = 43408288231227392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 147323264.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23999 + ... + 29505.

It is an arithmetic number, because the mean of its divisors is an integer number (5267025).

Almost surely, 2^147323264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147323264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168544800).

147323264 is an abundant number, since it is smaller than the sum of its proper divisors (189766336).

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

147323264 is a wasteful number, since it uses less digits than its factorization.

147323264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551 (or 5539 counting only the distinct ones).

The product of its digits is 24192, while the sum is 32.

The square root of 147323264 is about 12137.6795146354. The cubic root of 147323264 is about 528.1497891519.

The spelling of 147323264 in words is "one hundred forty-seven million, three hundred twenty-three thousand, two hundred sixty-four".