400825367 has 2 divisors, whose sum is σ = 400825368. Its totient is φ = 400825366.

The previous prime is 400825363. The next prime is 400825429. The reversal of 400825367 is 763528004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400825367 - 2² = 400825363 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400825361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200412683 + 200412684.

It is an arithmetic number, because the mean of its divisors is an integer number (200412684).

Almost surely, 2^400825367 is an apocalyptic number.

400825367 is a deficient number, since it is larger than the sum of its proper divisors (1).

400825367 is an equidigital number, since it uses as much as digits as its factorization.

400825367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 400825367 is about 20020.6235417382. The cubic root of 400825367 is about 737.3127312321.

The spelling of 400825367 in words is "four hundred million, eight hundred twenty-five thousand, three hundred sixty-seven".