1490269823 has 8 divisors (see below), whose sum is σ = 1703399040. Its totient is φ = 1277199000.

The previous prime is 1490269819. The next prime is 1490269829. The reversal of 1490269823 is 3289620941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1490269823 - 2² = 1490269819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490269829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92288 + ... + 107226.

It is an arithmetic number, because the mean of its divisors is an integer number (212924880).

Almost surely, 2^1490269823 is an apocalyptic number.

1490269823 is a deficient number, since it is larger than the sum of its proper divisors (213129217).

1490269823 is a wasteful number, since it uses less digits than its factorization.

1490269823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29197.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 1490269823 is about 38604.0130426877. The cubic root of 1490269823 is about 1142.2336996151.

The spelling of 1490269823 in words is "one billion, four hundred ninety million, two hundred sixty-nine thousand, eight hundred twenty-three".