1425651200 has 120 divisors (see below), whose sum is σ = 3564033792. Its totient is φ = 565125120.

The previous prime is 1425651167. The next prime is 1425651257. The reversal of 1425651200 is 21565241.

It is a super-2 number, since 2×1425651200² = 4064962688122880000, 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 1425651200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1625162 + ... + 1626038.

Almost surely, 2^1425651200 is an apocalyptic number.

1425651200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1425651200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782016896).

1425651200 is an abundant number, since it is smaller than the sum of its proper divisors (2138382592).

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

1425651200 is an equidigital number, since it uses as much as digits as its factorization.

1425651200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1425651200 is about 37757.7965458791. The cubic root of 1425651200 is about 1125.4799466567.

It can be divided in two parts, 14256 and 51200, that added together give a palindrome (65456).

The spelling of 1425651200 in words is "one billion, four hundred twenty-five million, six hundred fifty-one thousand, two hundred".