147561374 has 4 divisors (see below), whose sum is σ = 221342064. Its totient is φ = 73780686.

The previous prime is 147561331. The next prime is 147561383. The reversal of 147561374 is 473165741.

147561374 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36890342 + ... + 36890345.

It is an arithmetic number, because the mean of its divisors is an integer number (55335516).

Almost surely, 2^147561374 is an apocalyptic number.

147561374 is a deficient number, since it is larger than the sum of its proper divisors (73780690).

147561374 is an equidigital number, since it uses as much as digits as its factorization.

147561374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73780689.

The product of its digits is 70560, while the sum is 38.

The square root of 147561374 is about 12147.4842662998. The cubic root of 147561374 is about 528.4341752292.

The spelling of 147561374 in words is "one hundred forty-seven million, five hundred sixty-one thousand, three hundred seventy-four".