147402393 has 16 divisors (see below), whose sum is σ = 208342656. Its totient is φ = 92378880.

The previous prime is 147402391. The next prime is 147402443. The reversal of 147402393 is 393204741.

It is not a de Polignac number, because 147402393 - 2¹ = 147402391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147402391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81780 + ... + 83562.

It is an arithmetic number, because the mean of its divisors is an integer number (13021416).

Almost surely, 2^147402393 is an apocalyptic number.

It is an amenable number.

147402393 is a deficient number, since it is larger than the sum of its proper divisors (60940263).

147402393 is a wasteful number, since it uses less digits than its factorization.

147402393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3424.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 147402393 is about 12140.9387198849. The cubic root of 147402393 is about 528.2443306462.

The spelling of 147402393 in words is "one hundred forty-seven million, four hundred two thousand, three hundred ninety-three".