1502840242 has 8 divisors (see below), whose sum is σ = 2255097600. Its totient is φ = 751141044.

The previous prime is 1502840221. The next prime is 1502840327. The reversal of 1502840242 is 2420482051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1502840242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132742 + ... + 143617.

It is an arithmetic number, because the mean of its divisors is an integer number (281887200).

Almost surely, 2^1502840242 is an apocalyptic number.

1502840242 is a deficient number, since it is larger than the sum of its proper divisors (752257358).

1502840242 is a wasteful number, since it uses less digits than its factorization.

1502840242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279080.

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 1502840242 is about 38766.4834876727. The cubic root of 1502840242 is about 1145.4362904513.

The spelling of 1502840242 in words is "one billion, five hundred two million, eight hundred forty thousand, two hundred forty-two".