42601922 has 12 divisors (see below), whose sum is σ = 70240758. Its totient is φ = 19364400.

The previous prime is 42601921. The next prime is 42601927. The reversal of 42601922 is 22910624.

It can be written as a sum of positive squares in only one way, i.e., 37810201 + 4791721 = 6149^2 + 2189^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42601891 and 42601900.

It is not an unprimeable number, because it can be changed into a prime (42601921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87779 + ... + 88262.

Almost surely, 2^42601922 is an apocalyptic number.

42601922 is a deficient number, since it is larger than the sum of its proper divisors (27638836).

42601922 is a wasteful number, since it uses less digits than its factorization.

42601922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176065 (or 176054 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 42601922 is about 6527.0147847236. The cubic root of 42601922 is about 349.2553474288.

The spelling of 42601922 in words is "forty-two million, six hundred one thousand, nine hundred twenty-two".