400752463 has 2 divisors, whose sum is σ = 400752464. Its totient is φ = 400752462.

The previous prime is 400752431. The next prime is 400752481. The reversal of 400752463 is 364257004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 400752463 - 2⁵ = 400752431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400752403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200376231 + 200376232.

It is an arithmetic number, because the mean of its divisors is an integer number (200376232).

Almost surely, 2^400752463 is an apocalyptic number.

400752463 is a deficient number, since it is larger than the sum of its proper divisors (1).

400752463 is an equidigital number, since it uses as much as digits as its factorization.

400752463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 400752463 is about 20018.8027364276. The cubic root of 400752463 is about 737.2680265543.

The spelling of 400752463 in words is "four hundred million, seven hundred fifty-two thousand, four hundred sixty-three".