155292942 has 16 divisors (see below), whose sum is σ = 354955392. Its totient is φ = 44369400.

The previous prime is 155292923. The next prime is 155292983. The reversal of 155292942 is 249292551.

It is a self number, because there is not a number n which added to its sum of digits gives 155292942.

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 7 ways as a sum of consecutive naturals, for example, 1848684 + ... + 1848767.

It is an arithmetic number, because the mean of its divisors is an integer number (22184712).

Almost surely, 2^155292942 is an apocalyptic number.

155292942 is an abundant number, since it is smaller than the sum of its proper divisors (199662450).

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

155292942 is a wasteful number, since it uses less digits than its factorization.

155292942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697463.

The product of its digits is 64800, while the sum is 39.

The square root of 155292942 is about 12461.6588783356. The cubic root of 155292942 is about 537.5067294633.

The spelling of 155292942 in words is "one hundred fifty-five million, two hundred ninety-two thousand, nine hundred forty-two".