400062622 has 4 divisors (see below), whose sum is σ = 600093936. Its totient is φ = 200031310.

The previous prime is 400062589. The next prime is 400062647. The reversal of 400062622 is 226260004.

It is a happy number.

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 = 400062593 and 400062602.

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, 100015654 + ... + 100015657.

It is an arithmetic number, because the mean of its divisors is an integer number (150023484).

Almost surely, 2^400062622 is an apocalyptic number.

400062622 is a deficient number, since it is larger than the sum of its proper divisors (200031314).

400062622 is a wasteful number, since it uses less digits than its factorization.

400062622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200031313.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 400062622 is about 20001.5654887311. The cubic root of 400062622 is about 736.8447479585.

The spelling of 400062622 in words is "four hundred million, sixty-two thousand, six hundred twenty-two".