945878542 has 16 divisors (see below), whose sum is σ = 1692006912. Its totient is φ = 387751320.

The previous prime is 945878537. The next prime is 945878567. The reversal of 945878542 is 245878549.

It is a self number, because there is not a number n which added to its sum of digits gives 945878542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468434 + ... + 1469077.

It is an arithmetic number, because the mean of its divisors is an integer number (105750432).

Almost surely, 2^945878542 is an apocalyptic number.

945878542 is a deficient number, since it is larger than the sum of its proper divisors (746128370).

945878542 is a wasteful number, since it uses less digits than its factorization.

945878542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937543.

The product of its digits is 3225600, while the sum is 52.

The square root of 945878542 is about 30755.1384649785. The cubic root of 945878542 is about 981.6239014208.

The spelling of 945878542 in words is "nine hundred forty-five million, eight hundred seventy-eight thousand, five hundred forty-two".