1250042408 has 16 divisors (see below), whose sum is σ = 2344342560. Its totient is φ = 624884400.

The previous prime is 1250042407. The next prime is 1250042489. The reversal of 1250042408 is 8042400521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1250042407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29063 + ... + 57833.

It is an arithmetic number, because the mean of its divisors is an integer number (146521410).

Almost surely, 2^1250042408 is an apocalyptic number.

It is an amenable number.

1250042408 is a deficient number, since it is larger than the sum of its proper divisors (1094300152).

1250042408 is a wasteful number, since it uses less digits than its factorization.

1250042408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34208 (or 34204 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1250042408 is about 35355.9387939282. The cubic root of 1250042408 is about 1077.2295269137.

Adding to 1250042408 its reverse (8042400521), we get a palindrome (9292442929).

The spelling of 1250042408 in words is "one billion, two hundred fifty million, forty-two thousand, four hundred eight".