142634426 has 32 divisors (see below), whose sum is σ = 238775040. Its totient is φ = 63360000.

The previous prime is 142634423. The next prime is 142634461. The reversal of 142634426 is 624436241.

It is a junction number, because it is equal to n+sod(n) for n = 142634392 and 142634401.

It is not an unprimeable number, because it can be changed into a prime (142634423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189551 + ... + 190301.

It is an arithmetic number, because the mean of its divisors is an integer number (7461720).

Almost surely, 2^142634426 is an apocalyptic number.

142634426 is a deficient number, since it is larger than the sum of its proper divisors (96140614).

142634426 is a wasteful number, since it uses less digits than its factorization.

142634426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950.

The product of its digits is 27648, while the sum is 32.

The square root of 142634426 is about 11942.9655446208. The cubic root of 142634426 is about 522.4861542541.

The spelling of 142634426 in words is "one hundred forty-two million, six hundred thirty-four thousand, four hundred twenty-six".