400443627 has 8 divisors (see below), whose sum is σ = 535070016. Its totient is φ = 266389832.

The previous prime is 400443623. The next prime is 400443661. The reversal of 400443627 is 726344004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400443627 - 2² = 400443623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400443594 and 400443603.

It is not an unprimeable number, because it can be changed into a prime (400443623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141513 + ... + 144314.

It is an arithmetic number, because the mean of its divisors is an integer number (66883752).

Almost surely, 2^400443627 is an apocalyptic number.

400443627 is a deficient number, since it is larger than the sum of its proper divisors (134626389).

400443627 is a wasteful number, since it uses less digits than its factorization.

400443627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286297.

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 400443627 is about 20011.0876016273. The cubic root of 400443627 is about 737.0785883976.

The spelling of 400443627 in words is "four hundred million, four hundred forty-three thousand, six hundred twenty-seven".