1425223554 has 64 divisors (see below), whose sum is σ = 3040181760. Its totient is φ = 444165120.

The previous prime is 1425223537. The next prime is 1425223559. The reversal of 1425223554 is 4553225241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1425223559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4642269 + ... + 4642575.

It is an arithmetic number, because the mean of its divisors is an integer number (47502840).

Almost surely, 2^1425223554 is an apocalyptic number.

1425223554 is an abundant number, since it is smaller than the sum of its proper divisors (1614958206).

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

1425223554 is a wasteful number, since it uses less digits than its factorization.

1425223554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735.

The product of its digits is 48000, while the sum is 33.

The square root of 1425223554 is about 37752.1331052962. The cubic root of 1425223554 is about 1125.3674003971.

Adding to 1425223554 its reverse (4553225241), we get a palindrome (5978448795).

The spelling of 1425223554 in words is "one billion, four hundred twenty-five million, two hundred twenty-three thousand, five hundred fifty-four".