400462203 has 4 divisors (see below), whose sum is σ = 533949608. Its totient is φ = 266974800.

The previous prime is 400462193. The next prime is 400462213. The reversal of 400462203 is 302264004.

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

It is an interprime number because it is at equal distance from previous prime (400462193) and next prime (400462213).

It is not a de Polignac number, because 400462203 - 2⁵ = 400462171 is a prime.

It is a super-2 number, since 2×400462203² = 320739952063226418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400462203.

It is not an unprimeable number, because it can be changed into a prime (400462213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66743698 + ... + 66743703.

It is an arithmetic number, because the mean of its divisors is an integer number (133487402).

Almost surely, 2^400462203 is an apocalyptic number.

400462203 is a deficient number, since it is larger than the sum of its proper divisors (133487405).

400462203 is a wasteful number, since it uses less digits than its factorization.

400462203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133487404.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 400462203 is about 20011.5517389332. The cubic root of 400462203 is about 737.0899855575.

The spelling of 400462203 in words is "four hundred million, four hundred sixty-two thousand, two hundred three".