147505542 has 32 divisors (see below), whose sum is σ = 306547200. Its totient is φ = 47261088.

The previous prime is 147505537. The next prime is 147505591. The reversal of 147505542 is 245505741.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39813 + ... + 43359.

It is an arithmetic number, because the mean of its divisors is an integer number (9579600).

Almost surely, 2^147505542 is an apocalyptic number.

147505542 is an abundant number, since it is smaller than the sum of its proper divisors (159041658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147505542 is a wasteful number, since it uses less digits than its factorization.

147505542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3820.

The product of its (nonzero) digits is 28000, while the sum is 33.

The square root of 147505542 is about 12145.1859598773. The cubic root of 147505542 is about 528.3675198937.

The spelling of 147505542 in words is "one hundred forty-seven million, five hundred five thousand, five hundred forty-two".