424423142 has 16 divisors (see below), whose sum is σ = 747934992. Its totient is φ = 178079520.

The previous prime is 424423079. The next prime is 424423169. The reversal of 424423142 is 241324424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

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, 741713 + ... + 742284.

It is an arithmetic number, because the mean of its divisors is an integer number (46745937).

Almost surely, 2^424423142 is an apocalyptic number.

424423142 is a deficient number, since it is larger than the sum of its proper divisors (323511850).

424423142 is a wasteful number, since it uses less digits than its factorization.

424423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484023.

The product of its digits is 6144, while the sum is 26.

The square root of 424423142 is about 20601.5325158106. The cubic root of 424423142 is about 751.5069800608.

Adding to 424423142 its reverse (241324424), we get a palindrome (665747566).

The spelling of 424423142 in words is "four hundred twenty-four million, four hundred twenty-three thousand, one hundred forty-two".