250400001 has 16 divisors (see below), whose sum is σ = 339073920. Its totient is φ = 164338560.

The previous prime is 250399957. The next prime is 250400047. The reversal of 250400001 is 100004052.

250400001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 250400001 - 2¹⁷ = 250268929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 250400001.

It is not an unprimeable number, because it can be changed into a prime (250400401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225235 + ... + 226343.

It is an arithmetic number, because the mean of its divisors is an integer number (21192120).

Almost surely, 2^250400001 is an apocalyptic number.

It is an amenable number.

250400001 is a deficient number, since it is larger than the sum of its proper divisors (88673919).

250400001 is a wasteful number, since it uses less digits than its factorization.

250400001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 250400001 is about 15824.0323874795. The cubic root of 250400001 is about 630.2963257035.

Adding to 250400001 its reverse (100004052), we get a palindrome (350404053).

The spelling of 250400001 in words is "two hundred fifty million, four hundred thousand, one".