400067034 has 8 divisors (see below), whose sum is σ = 800134080. Its totient is φ = 133355676.

The previous prime is 400067033. The next prime is 400067071. The reversal of 400067034 is 430760004.

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

400067034 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 400066995 and 400067013.

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 3 ways as a sum of consecutive naturals, for example, 33338914 + ... + 33338925.

It is an arithmetic number, because the mean of its divisors is an integer number (100016760).

Almost surely, 2^400067034 is an apocalyptic number.

400067034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400067034 is a wasteful number, since it uses less digits than its factorization.

400067034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66677844.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 400067034 is about 20001.6757797941. The cubic root of 400067034 is about 736.8474566570.

The spelling of 400067034 in words is "four hundred million, sixty-seven thousand, thirty-four".