42110955 has 64 divisors (see below), whose sum is σ = 80870400. Its totient is φ = 20712960.

The previous prime is 42110947. The next prime is 42110969. The reversal of 42110955 is 55901124.

It is not a de Polignac number, because 42110955 - 2³ = 42110947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135250 + ... + 135560.

It is an arithmetic number, because the mean of its divisors is an integer number (1263600).

Almost surely, 2^42110955 is an apocalyptic number.

42110955 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42110955 is a deficient number, since it is larger than the sum of its proper divisors (38759445).

42110955 is a wasteful number, since it uses less digits than its factorization.

42110955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 42110955 is about 6489.2954162991. The cubic root of 42110955 is about 347.9084925869.

The spelling of 42110955 in words is "forty-two million, one hundred ten thousand, nine hundred fifty-five".