42350418 has 64 divisors (see below), whose sum is σ = 104025600. Its totient is φ = 12664080.

The previous prime is 42350401. The next prime is 42350423. The reversal of 42350418 is 81405324.

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

It is a junction number, because it is equal to n+sod(n) for n = 42350391 and 42350400.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48873 + ... + 49731.

It is an arithmetic number, because the mean of its divisors is an integer number (1625400).

Almost surely, 2^42350418 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42350418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52012800).

42350418 is an abundant number, since it is smaller than the sum of its proper divisors (61675182).

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

42350418 is a wasteful number, since it uses less digits than its factorization.

42350418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 42350418 is about 6507.7198771920. The cubic root of 42350418 is about 348.5667044669.

The spelling of 42350418 in words is "forty-two million, three hundred fifty thousand, four hundred eighteen".