307342134 has 32 divisors (see below), whose sum is σ = 745073280. Its totient is φ = 93133800.

The previous prime is 307342127. The next prime is 307342181. The reversal of 307342134 is 431243703.

307342134 = 83² + 84² + ... + 973².

307342134 is a `hidden beast` number, since 307 + 342 + 13 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 307342098 and 307342107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258112 + ... + 259299.

It is an arithmetic number, because the mean of its divisors is an integer number (23283540).

Almost surely, 2^307342134 is an apocalyptic number.

307342134 is an abundant number, since it is smaller than the sum of its proper divisors (437731146).

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

307342134 is a wasteful number, since it uses less digits than its factorization.

307342134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517433 (or 517427 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 307342134 is about 17531.1760586676. The cubic root of 307342134 is about 674.8501790944.

Adding to 307342134 its reverse (431243703), we get a palindrome (738585837).

The spelling of 307342134 in words is "three hundred seven million, three hundred forty-two thousand, one hundred thirty-four".