42542350 has 24 divisors (see below), whose sum is σ = 79448040. Its totient is φ = 16948320.

The previous prime is 42542329. The next prime is 42542377. The reversal of 42542350 is 5324524.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11869 + ... + 15031.

It is an arithmetic number, because the mean of its divisors is an integer number (3310335).

Almost surely, 2^42542350 is an apocalyptic number.

42542350 is a deficient number, since it is larger than the sum of its proper divisors (36905690).

42542350 is a wasteful number, since it uses less digits than its factorization.

42542350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444 (or 3439 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 42542350 is about 6522.4496931751. The cubic root of 42542350 is about 349.0924788382.

Adding to 42542350 its reverse (5324524), we get a palindrome (47866874).

The spelling of 42542350 in words is "forty-two million, five hundred forty-two thousand, three hundred fifty".