1255442006 has 16 divisors (see below), whose sum is σ = 2317739424. Its totient is φ = 496658304.

The previous prime is 1255442003. The next prime is 1255442063. The reversal of 1255442006 is 6002445521.

It is a super-2 number, since 2×1255442006² = 3152269260858608072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1255442006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255442003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3448835 + ... + 3449198.

It is an arithmetic number, because the mean of its divisors is an integer number (144858714).

Almost surely, 2^1255442006 is an apocalyptic number.

1255442006 is a deficient number, since it is larger than the sum of its proper divisors (1062297418).

1255442006 is a wasteful number, since it uses less digits than its factorization.

1255442006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6898055.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1255442006 is about 35432.2170630064. The cubic root of 1255442006 is about 1078.7783414170.

Adding to 1255442006 its reverse (6002445521), we get a palindrome (7257887527).

The spelling of 1255442006 in words is "one billion, two hundred fifty-five million, four hundred forty-two thousand, six".