20250401 has 2 divisors, whose sum is σ = 20250402. Its totient is φ = 20250400.

The previous prime is 20250389. The next prime is 20250413. The reversal of 20250401 is 10405202.

It is a balanced prime because it is at equal distance from previous prime (20250389) and next prime (20250413).

It can be written as a sum of positive squares in only one way, i.e., 19891600 + 358801 = 4460^2 + 599^2 .

It is a cyclic number.

It is not a de Polignac number, because 20250401 - 2⁶ = 20250337 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20250421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125200 + 10125201.

It is an arithmetic number, because the mean of its divisors is an integer number (10125201).

Almost surely, 2^20250401 is an apocalyptic number.

It is an amenable number.

20250401 is a deficient number, since it is larger than the sum of its proper divisors (1).

20250401 is an equidigital number, since it uses as much as digits as its factorization.

20250401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 20250401 is about 4500.0445553350. The cubic root of 20250401 is about 272.5698880867.

Adding to 20250401 its reverse (10405202), we get a palindrome (30655603).

The spelling of 20250401 in words is "twenty million, two hundred fifty thousand, four hundred one".