42850518 has 16 divisors (see below), whose sum is σ = 89427456. Its totient is φ = 13662440.

The previous prime is 42850501. The next prime is 42850531. The reversal of 42850518 is 81505824.

42850518 is nontrivially palindromic in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155118 + ... + 155393.

It is an arithmetic number, because the mean of its divisors is an integer number (5589216).

Almost surely, 2^42850518 is an apocalyptic number.

42850518 is an abundant number, since it is smaller than the sum of its proper divisors (46576938).

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

42850518 is a wasteful number, since it uses less digits than its factorization.

42850518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310539.

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 42850518 is about 6546.0307057025. The cubic root of 42850518 is about 349.9333696291.

The spelling of 42850518 in words is "forty-two million, eight hundred fifty thousand, five hundred eighteen".