1492838144 has 36 divisors (see below), whose sum is σ = 3405541104. Its totient is φ = 639787008.

The previous prime is 1492838143. The next prime is 1492838147. The reversal of 1492838144 is 4418382941.

It is a junction number, because it is equal to n+sod(n) for n = 1492838095 and 1492838104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492838143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414737 + ... + 418320.

It is an arithmetic number, because the mean of its divisors is an integer number (94598364).

Almost surely, 2^1492838144 is an apocalyptic number.

1492838144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1492838144 is an abundant number, since it is smaller than the sum of its proper divisors (1912702960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1492838144 is an frugal number, since it uses more digits than its factorization.

1492838144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833080 (or 833066 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 1492838144 is about 38637.2636712281. The cubic root of 1492838144 is about 1142.8894956556.

The spelling of 1492838144 in words is "one billion, four hundred ninety-two million, eight hundred thirty-eight thousand, one hundred forty-four".