42276042 has 24 divisors (see below), whose sum is σ = 96986916. Its totient is φ = 13262976.

The previous prime is 42276029. The next prime is 42276053. The reversal of 42276042 is 24067224.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42107121 + 168921 = 6489^2 + 411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42275997 and 42276015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68773 + ... + 69384.

Almost surely, 2^42276042 is an apocalyptic number.

42276042 is an abundant number, since it is smaller than the sum of its proper divisors (54710874).

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

42276042 is a wasteful number, since it uses less digits than its factorization.

42276042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138182 (or 138179 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 42276042 is about 6502.0029221771. The cubic root of 42276042 is about 348.3625334119.

The spelling of 42276042 in words is "forty-two million, two hundred seventy-six thousand, forty-two".