147785264 has 40 divisors (see below), whose sum is σ = 314176320. Its totient is φ = 66785600.

The previous prime is 147785257. The next prime is 147785269. The reversal of 147785264 is 462587741.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (147785269) 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 7 ways as a sum of consecutive naturals, for example, 29159 + ... + 33849.

It is an arithmetic number, because the mean of its divisors is an integer number (7854408).

Almost surely, 2^147785264 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 147785264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157088160).

147785264 is an abundant number, since it is smaller than the sum of its proper divisors (166391056).

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

147785264 is a wasteful number, since it uses less digits than its factorization.

147785264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889 (or 4883 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 147785264 is about 12156.6962617316. The cubic root of 147785264 is about 528.7012987502.

The spelling of 147785264 in words is "one hundred forty-seven million, seven hundred eighty-five thousand, two hundred sixty-four".