142626340 has 48 divisors (see below), whose sum is σ = 304593408. Its totient is φ = 56093184.

The previous prime is 142626329. The next prime is 142626347. The reversal of 142626340 is 43626241.

It is a junction number, because it is equal to n+sod(n) for n = 142626299 and 142626308.

It is not an unprimeable number, because it can be changed into a prime (142626347) 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, 503839 + ... + 504121.

It is an arithmetic number, because the mean of its divisors is an integer number (6345696).

Almost surely, 2^142626340 is an apocalyptic number.

142626340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142626340 is an abundant number, since it is smaller than the sum of its proper divisors (161967068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142626340 is a wasteful number, since it uses less digits than its factorization.

142626340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 142626340 is about 11942.6270141875. The cubic root of 142626340 is about 522.4762807544.

Subtracting from 142626340 its reverse (43626241), we obtain a palindrome (99000099).

It can be divided in two parts, 14262 and 6340, that added together give a palindrome (20602).

The spelling of 142626340 in words is "one hundred forty-two million, six hundred twenty-six thousand, three hundred forty".