42131350 has 12 divisors (see below), whose sum is σ = 78364404. Its totient is φ = 16852520.

The previous prime is 42131347. The next prime is 42131363. The reversal of 42131350 is 5313124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 421264 + ... + 421363.

It is an arithmetic number, because the mean of its divisors is an integer number (6530367).

Almost surely, 2^42131350 is an apocalyptic number.

42131350 is a deficient number, since it is larger than the sum of its proper divisors (36233054).

42131350 is a wasteful number, since it uses less digits than its factorization.

42131350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842639 (or 842634 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 42131350 is about 6490.8666601618. The cubic root of 42131350 is about 347.9646493796.

Adding to 42131350 its reverse (5313124), we get a palindrome (47444474).

The spelling of 42131350 in words is "forty-two million, one hundred thirty-one thousand, three hundred fifty".