42261434 has 8 divisors (see below), whose sum is σ = 66728640. Its totient is φ = 20018556.

The previous prime is 42261433. The next prime is 42261451. The reversal of 42261434 is 43416224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42261433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556034 + ... + 556109.

It is an arithmetic number, because the mean of its divisors is an integer number (8341080).

Almost surely, 2^42261434 is an apocalyptic number.

42261434 is a deficient number, since it is larger than the sum of its proper divisors (24467206).

42261434 is a wasteful number, since it uses less digits than its factorization.

42261434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112164.

The product of its digits is 4608, while the sum is 26.

The square root of 42261434 is about 6500.8794789628. The cubic root of 42261434 is about 348.3224045675.

Adding to 42261434 its reverse (43416224), we get a palindrome (85677658).

The spelling of 42261434 in words is "forty-two million, two hundred sixty-one thousand, four hundred thirty-four".