147745736 has 16 divisors (see below), whose sum is σ = 284510940. Its totient is φ = 71876160.

The previous prime is 147745733. The next prime is 147745753. The reversal of 147745736 is 637547741.

147745736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106708900 + 41036836 = 10330^2 + 6406^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (147745733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249275 + ... + 249866.

Almost surely, 2^147745736 is an apocalyptic number.

It is an amenable number.

147745736 is a deficient number, since it is larger than the sum of its proper divisors (136765204).

147745736 is a wasteful number, since it uses less digits than its factorization.

147745736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499184 (or 499180 counting only the distinct ones).

The product of its digits is 493920, while the sum is 44.

The square root of 147745736 is about 12155.0703823548. The cubic root of 147745736 is about 528.6541574501.

The spelling of 147745736 in words is "one hundred forty-seven million, seven hundred forty-five thousand, seven hundred thirty-six".