915012342 has 32 divisors (see below), whose sum is σ = 2036275200. Its totient is φ = 304566984.

The previous prime is 915012341. The next prime is 915012389. The reversal of 915012342 is 243210519.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (915012341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27043 + ... + 50609.

It is an arithmetic number, because the mean of its divisors is an integer number (63633600).

Almost surely, 2^915012342 is an apocalyptic number.

915012342 is an abundant number, since it is smaller than the sum of its proper divisors (1121262858).

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

915012342 is a wasteful number, since it uses less digits than its factorization.

915012342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24297 (or 24291 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 915012342 is about 30249.1709307875. The cubic root of 915012342 is about 970.8280533269.

The spelling of 915012342 in words is "nine hundred fifteen million, twelve thousand, three hundred forty-two".