1425564348 has 72 divisors (see below), whose sum is σ = 3635478000. Its totient is φ = 434543616.

The previous prime is 1425564347. The next prime is 1425564389. The reversal of 1425564348 is 8434655241.

1425564348 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425564347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217828 + ... + 224276.

It is an arithmetic number, because the mean of its divisors is an integer number (50492750).

Almost surely, 2^1425564348 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425564348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1817739000).

1425564348 is an abundant number, since it is smaller than the sum of its proper divisors (2209913652).

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

1425564348 is a wasteful number, since it uses less digits than its factorization.

1425564348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6591 (or 6576 counting only the distinct ones).

The product of its digits is 460800, while the sum is 42.

The square root of 1425564348 is about 37756.6464082815. The cubic root of 1425564348 is about 1125.4570910968.

The spelling of 1425564348 in words is "one billion, four hundred twenty-five million, five hundred sixty-four thousand, three hundred forty-eight".