1423283636 has 6 divisors (see below), whose sum is σ = 2490746370. Its totient is φ = 711641816.

The previous prime is 1423283633. The next prime is 1423283647. The reversal of 1423283636 is 6363823241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1178548900 + 244734736 = 34330^2 + 15644^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1423283636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423283633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177910451 + ... + 177910458.

It is an arithmetic number, because the mean of its divisors is an integer number (415124395).

Almost surely, 2^1423283636 is an apocalyptic number.

It is an amenable number.

1423283636 is a deficient number, since it is larger than the sum of its proper divisors (1067462734).

1423283636 is a wasteful number, since it uses less digits than its factorization.

1423283636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355820913 (or 355820911 counting only the distinct ones).

The product of its digits is 124416, while the sum is 38.

The square root of 1423283636 is about 37726.4315301620. The cubic root of 1423283636 is about 1124.8565772060.

The spelling of 1423283636 in words is "one billion, four hundred twenty-three million, two hundred eighty-three thousand, six hundred thirty-six".