1425090844 has 6 divisors (see below), whose sum is σ = 2493908984. Its totient is φ = 712545420.

The previous prime is 1425090829. The next prime is 1425090847. The reversal of 1425090844 is 4480905241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425090847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178136352 + ... + 178136359.

Almost surely, 2^1425090844 is an apocalyptic number.

It is an amenable number.

1425090844 is a deficient number, since it is larger than the sum of its proper divisors (1068818140).

1425090844 is a wasteful number, since it uses less digits than its factorization.

1425090844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356272715 (or 356272713 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1425090844 is about 37750.3754153518. The cubic root of 1425090844 is about 1125.3324697031.

The spelling of 1425090844 in words is "one billion, four hundred twenty-five million, ninety thousand, eight hundred forty-four".