1254425400 has 192 divisors, whose sum is σ = 4343695200. Its totient is φ = 332743680.

The previous prime is 1254425399. The next prime is 1254425401. The reversal of 1254425400 is 45244521.

1254425400 is a `hidden beast` number, since 1 + 254 + 4 + 2 + 5 + 400 = 666.

It is an interprime number because it is at equal distance from previous prime (1254425399) and next prime (1254425401).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254425401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1257702 + ... + 1258698.

Almost surely, 2^1254425400 is an apocalyptic number.

1254425400 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 1254425400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171847600).

1254425400 is an abundant number, since it is smaller than the sum of its proper divisors (3089269800).

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

1254425400 is a wasteful number, since it uses less digits than its factorization.

1254425400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255 (or 1240 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 1254425400 is about 35417.8683717696. The cubic root of 1254425400 is about 1078.4870791413.

Adding to 1254425400 its reverse (45244521), we get a palindrome (1299669921).

The spelling of 1254425400 in words is "one billion, two hundred fifty-four million, four hundred twenty-five thousand, four hundred".