1408231622 has 16 divisors (see below), whose sum is σ = 2414707200. Its totient is φ = 603378888.

The previous prime is 1408231613. The next prime is 1408231667. The reversal of 1408231622 is 2261328041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 61523 + ... + 81249.

It is an arithmetic number, because the mean of its divisors is an integer number (150919200).

Almost surely, 2^1408231622 is an apocalyptic number.

1408231622 is a deficient number, since it is larger than the sum of its proper divisors (1006475578).

1408231622 is a wasteful number, since it uses less digits than its factorization.

1408231622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24835.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1408231622 is about 37526.4123251877. The cubic root of 1408231622 is about 1120.8771885471.

Adding to 1408231622 its reverse (2261328041), we get a palindrome (3669559663).

The spelling of 1408231622 in words is "one billion, four hundred eight million, two hundred thirty-one thousand, six hundred twenty-two".