42554402 has 16 divisors (see below), whose sum is σ = 69895872. Its totient is φ = 19270320.

The previous prime is 42554381. The next prime is 42554443. The reversal of 42554402 is 20445524.

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, 2603 + ... + 9585.

It is an arithmetic number, because the mean of its divisors is an integer number (4368492).

Almost surely, 2^42554402 is an apocalyptic number.

42554402 is a deficient number, since it is larger than the sum of its proper divisors (27341470).

42554402 is a wasteful number, since it uses less digits than its factorization.

42554402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7273.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 42554402 is about 6523.3735137580. The cubic root of 42554402 is about 349.1254410145.

Adding to 42554402 its reverse (20445524), we get a palindrome (62999926).

The spelling of 42554402 in words is "forty-two million, five hundred fifty-four thousand, four hundred two".