42403922 has 32 divisors (see below), whose sum is σ = 72503424. Its totient is φ = 18428800.

The previous prime is 42403919. The next prime is 42403937. The reversal of 42403922 is 22930424.

It is a junction number, because it is equal to n+sod(n) for n = 42403891 and 42403900.

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, 47363 + ... + 48249.

It is an arithmetic number, because the mean of its divisors is an integer number (2265732).

Almost surely, 2^42403922 is an apocalyptic number.

42403922 is a deficient number, since it is larger than the sum of its proper divisors (30099502).

42403922 is a wasteful number, since it uses less digits than its factorization.

42403922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 42403922 is about 6511.8293896569. The cubic root of 42403922 is about 348.7134315875.

The spelling of 42403922 in words is "forty-two million, four hundred three thousand, nine hundred twenty-two".