400067036 has 18 divisors (see below), whose sum is σ = 711809280. Its totient is φ = 196746960.

The previous prime is 400067033. The next prime is 400067071. The reversal of 400067036 is 630760004.

It is a junction number, because it is equal to n+sod(n) for n = 400066996 and 400067014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400067033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1445 + ... + 28323.

It is an arithmetic number, because the mean of its divisors is an integer number (39544960).

Almost surely, 2^400067036 is an apocalyptic number.

It is an amenable number.

400067036 is a deficient number, since it is larger than the sum of its proper divisors (311742244).

400067036 is a wasteful number, since it uses less digits than its factorization.

400067036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27005 (or 26942 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 400067036 is about 20001.6758297899. The cubic root of 400067036 is about 736.8474578849.

The spelling of 400067036 in words is "four hundred million, sixty-seven thousand, thirty-six".