400354030 has 8 divisors (see below), whose sum is σ = 720637272. Its totient is φ = 160141608.

The previous prime is 400354013. The next prime is 400354033. The reversal of 400354030 is 30453004.

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

It is a junction number, because it is equal to n+sod(n) for n = 400353989 and 400354007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400354033) 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, 20017692 + ... + 20017711.

It is an arithmetic number, because the mean of its divisors is an integer number (90079659).

Almost surely, 2^400354030 is an apocalyptic number.

400354030 is a deficient number, since it is larger than the sum of its proper divisors (320283242).

400354030 is a wasteful number, since it uses less digits than its factorization.

400354030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40035410.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 400354030 is about 20008.8487924718. The cubic root of 400354030 is about 737.0236119067.

The spelling of 400354030 in words is "four hundred million, three hundred fifty-four thousand, thirty".