142263404 has 6 divisors (see below), whose sum is σ = 248960964. Its totient is φ = 71131700.

The previous prime is 142263391. The next prime is 142263413. The reversal of 142263404 is 404362241.

It is a super-2 number, since 2×142263404² = 40477752235334432, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17782922 + ... + 17782929.

It is an arithmetic number, because the mean of its divisors is an integer number (41493494).

Almost surely, 2^142263404 is an apocalyptic number.

It is an amenable number.

142263404 is a deficient number, since it is larger than the sum of its proper divisors (106697560).

142263404 is a wasteful number, since it uses less digits than its factorization.

142263404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35565855 (or 35565853 counting only the distinct ones).

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

The square root of 142263404 is about 11927.4223535515. The cubic root of 142263404 is about 522.0327289217.

The spelling of 142263404 in words is "one hundred forty-two million, two hundred sixty-three thousand, four hundred four".