302012442 has 16 divisors (see below), whose sum is σ = 671138880. Its totient is φ = 100670796.

The previous prime is 302012419. The next prime is 302012449. The reversal of 302012442 is 244210203.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (302012449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796358 + ... + 2796465.

It is an arithmetic number, because the mean of its divisors is an integer number (41946180).

Almost surely, 2^302012442 is an apocalyptic number.

302012442 is an abundant number, since it is smaller than the sum of its proper divisors (369126438).

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

302012442 is a wasteful number, since it uses less digits than its factorization.

302012442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592834 (or 5592828 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 302012442 is about 17378.5051716193. The cubic root of 302012442 is about 670.9264987161.

Adding to 302012442 its reverse (244210203), we get a palindrome (546222645).

The spelling of 302012442 in words is "three hundred two million, twelve thousand, four hundred forty-two".