400262 has 4 divisors (see below), whose sum is σ = 600396. Its totient is φ = 200130.

The previous prime is 400261. The next prime is 400277. The reversal of 400262 is 262004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100064 + ... + 100067.

It is an arithmetic number, because the mean of its divisors is an integer number (150099).

2⁴⁰⁰²⁶² is an apocalyptic number.

400262 is a deficient number, since it is larger than the sum of its proper divisors (200134).

400262 is a wasteful number, since it uses less digits than its factorization.

400262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200133.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 400262 is about 632.6626273141. The cubic root of 400262 is about 73.6967133993.

Adding to 400262 its reverse (262004), we get a palindrome (662266).

The spelling of 400262 in words is "four hundred thousand, two hundred sixty-two".