276390134 has 4 divisors (see below), whose sum is σ = 414585204. Its totient is φ = 138195066.

The previous prime is 276390113. The next prime is 276390157. The reversal of 276390134 is 431093672.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 276390094 and 276390103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69097532 + ... + 69097535.

It is an arithmetic number, because the mean of its divisors is an integer number (103646301).

Almost surely, 2^276390134 is an apocalyptic number.

276390134 is a deficient number, since it is larger than the sum of its proper divisors (138195070).

276390134 is a wasteful number, since it uses less digits than its factorization.

276390134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138195069.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 276390134 is about 16624.9852330761. The cubic root of 276390134 is about 651.3896376218.

The spelling of 276390134 in words is "two hundred seventy-six million, three hundred ninety thousand, one hundred thirty-four".