42241402 has 16 divisors (see below), whose sum is σ = 73602432. Its totient is φ = 17806320.

The previous prime is 42241399. The next prime is 42241403. The reversal of 42241402 is 20414224.

It is a self number, because there is not a number n which added to its sum of digits gives 42241402.

It is not an unprimeable number, because it can be changed into a prime (42241403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23878 + ... + 25585.

It is an arithmetic number, because the mean of its divisors is an integer number (4600152).

Almost surely, 2^42241402 is an apocalyptic number.

42241402 is a deficient number, since it is larger than the sum of its proper divisors (31361030).

42241402 is a wasteful number, since it uses less digits than its factorization.

42241402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49533.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 42241402 is about 6499.3385817328. The cubic root of 42241402 is about 348.2673607091.

Adding to 42241402 its reverse (20414224), we get a palindrome (62655626).

The spelling of 42241402 in words is "forty-two million, two hundred forty-one thousand, four hundred two".