400122326 has 4 divisors (see below), whose sum is σ = 600183492. Its totient is φ = 200061162.

The previous prime is 400122299. The next prime is 400122341. The reversal of 400122326 is 623221004.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 400122298 and 400122307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100030580 + ... + 100030583.

It is an arithmetic number, because the mean of its divisors is an integer number (150045873).

Almost surely, 2^400122326 is an apocalyptic number.

400122326 is a deficient number, since it is larger than the sum of its proper divisors (200061166).

400122326 is a wasteful number, since it uses less digits than its factorization.

400122326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200061165.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 400122326 is about 20003.0579162287. The cubic root of 400122326 is about 736.8814008791.

The spelling of 400122326 in words is "four hundred million, one hundred twenty-two thousand, three hundred twenty-six".