42276538 has 8 divisors (see below), whose sum is σ = 64454580. Its totient is φ = 20791680.

The previous prime is 42276517. The next prime is 42276541. The reversal of 42276538 is 83567224.

It can be written as a sum of positive squares in 2 ways, for example, as 38975049 + 3301489 = 6243^2 + 1817^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 42276497 and 42276506.

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, 173143 + ... + 173386.

Almost surely, 2^42276538 is an apocalyptic number.

42276538 is a deficient number, since it is larger than the sum of its proper divisors (22178042).

42276538 is a wasteful number, since it uses less digits than its factorization.

42276538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346592.

The product of its digits is 80640, while the sum is 37.

The square root of 42276538 is about 6502.0410641582. The cubic root of 42276538 is about 348.3638957843.

The spelling of 42276538 in words is "forty-two million, two hundred seventy-six thousand, five hundred thirty-eight".