302970134 has 16 divisors (see below), whose sum is σ = 482835600. Its totient is φ = 142307424.

The previous prime is 302970113. The next prime is 302970139. The reversal of 302970134 is 431079203.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 302970097 and 302970106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302970139) 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, 68444 + ... + 72735.

It is an arithmetic number, because the mean of its divisors is an integer number (30177225).

Almost surely, 2^302970134 is an apocalyptic number.

302970134 is a deficient number, since it is larger than the sum of its proper divisors (179865466).

302970134 is a wasteful number, since it uses less digits than its factorization.

302970134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141247.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 302970134 is about 17406.0372859534. The cubic root of 302970134 is about 671.6349275442.

The spelling of 302970134 in words is "three hundred two million, nine hundred seventy thousand, one hundred thirty-four".