1423505662 has 32 divisors (see below), whose sum is σ = 2225922048. Its totient is φ = 682196256.

The previous prime is 1423505639. The next prime is 1423505663. The reversal of 1423505662 is 2665053241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423505663) 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 15 ways as a sum of consecutive naturals, for example, 1569013 + ... + 1569919.

It is an arithmetic number, because the mean of its divisors is an integer number (69560064).

Almost surely, 2^1423505662 is an apocalyptic number.

1423505662 is a deficient number, since it is larger than the sum of its proper divisors (802416386).

1423505662 is a wasteful number, since it uses less digits than its factorization.

1423505662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 1423505662 is about 37729.3739942767. The cubic root of 1423505662 is about 1124.9150650610.

The spelling of 1423505662 in words is "one billion, four hundred twenty-three million, five hundred five thousand, six hundred sixty-two".