147401444 has 12 divisors (see below), whose sum is σ = 260851500. Its totient is φ = 72872448.

The previous prime is 147401383. The next prime is 147401453. The reversal of 147401444 is 444104741.

It can be written as a sum of positive squares in 2 ways, for example, as 44622400 + 102779044 = 6680^2 + 10138^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206669 + ... + 207380.

It is an arithmetic number, because the mean of its divisors is an integer number (21737625).

Almost surely, 2^147401444 is an apocalyptic number.

It is an amenable number.

147401444 is a deficient number, since it is larger than the sum of its proper divisors (113450056).

147401444 is a wasteful number, since it uses less digits than its factorization.

147401444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414142 (or 414140 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 147401444 is about 12140.8996371768. The cubic root of 147401444 is about 528.2431970035.

The spelling of 147401444 in words is "one hundred forty-seven million, four hundred one thousand, four hundred forty-four".