147774242 has 32 divisors (see below), whose sum is σ = 277530624. Its totient is φ = 57330000.

The previous prime is 147774239. The next prime is 147774259. The reversal of 147774242 is 242477741.

147774242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 147774196 and 147774205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36743 + ... + 40565.

It is an arithmetic number, because the mean of its divisors is an integer number (8672832).

Almost surely, 2^147774242 is an apocalyptic number.

147774242 is a deficient number, since it is larger than the sum of its proper divisors (129756382).

147774242 is a wasteful number, since it uses less digits than its factorization.

147774242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094.

The product of its digits is 87808, while the sum is 38.

The square root of 147774242 is about 12156.2429228771. The cubic root of 147774242 is about 528.6881547004.

The spelling of 147774242 in words is "one hundred forty-seven million, seven hundred seventy-four thousand, two hundred forty-two".