400003062 has 32 divisors (see below), whose sum is σ = 820810368. Its totient is φ = 129911616.

The previous prime is 400003033. The next prime is 400003063. The reversal of 400003062 is 260300004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400003063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30853 + ... + 41855.

It is an arithmetic number, because the mean of its divisors is an integer number (25650324).

Almost surely, 2^400003062 is an apocalyptic number.

400003062 is an abundant number, since it is smaller than the sum of its proper divisors (420807306).

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

400003062 is a wasteful number, since it uses less digits than its factorization.

400003062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11164.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 400003062 is about 20000.0765498535. The cubic root of 400003062 is about 736.8081798074.

Adding to 400003062 its reverse (260300004), we get a palindrome (660303066).

The spelling of 400003062 in words is "four hundred million, three thousand, sixty-two".