147213758 has 4 divisors (see below), whose sum is σ = 220820640. Its totient is φ = 73606878.

The previous prime is 147213757. The next prime is 147213763. The reversal of 147213758 is 857312741.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147213751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36803438 + ... + 36803441.

It is an arithmetic number, because the mean of its divisors is an integer number (55205160).

Almost surely, 2^147213758 is an apocalyptic number.

147213758 is a deficient number, since it is larger than the sum of its proper divisors (73606882).

147213758 is an equidigital number, since it uses as much as digits as its factorization.

147213758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73606881.

The product of its digits is 47040, while the sum is 38.

The square root of 147213758 is about 12133.1676820194. The cubic root of 147213758 is about 528.0188980648.

The spelling of 147213758 in words is "one hundred forty-seven million, two hundred thirteen thousand, seven hundred fifty-eight".