126042330 has 32 divisors (see below), whose sum is σ = 302796864. Its totient is φ = 33578496.

The previous prime is 126042307. The next prime is 126042337. The reversal of 126042330 is 33240621.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 126042297 and 126042306.

It is not an unprimeable number, because it can be changed into a prime (126042337) 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, 59469 + ... + 61551.

It is an arithmetic number, because the mean of its divisors is an integer number (9462402).

Almost surely, 2^126042330 is an apocalyptic number.

126042330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126042330 is an abundant number, since it is smaller than the sum of its proper divisors (176754534).

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

126042330 is a wasteful number, since it uses less digits than its factorization.

126042330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4110.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 126042330 is about 11226.8575300482. The cubic root of 126042330 is about 501.3859281900.

Adding to 126042330 its reverse (33240621), we get a palindrome (159282951).

The spelling of 126042330 in words is "one hundred twenty-six million, forty-two thousand, three hundred thirty".