1490426036 has 48 divisors (see below), whose sum is σ = 3011033088. Its totient is φ = 638853600.

The previous prime is 1490426033. The next prime is 1490426039. The reversal of 1490426036 is 6306240941.

It is an interprime number because it is at equal distance from previous prime (1490426033) and next prime (1490426039).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1490425987 and 1490426005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490426033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61481 + ... + 82223.

It is an arithmetic number, because the mean of its divisors is an integer number (62729856).

Almost surely, 2^1490426036 is an apocalyptic number.

It is an amenable number.

1490426036 is an abundant number, since it is smaller than the sum of its proper divisors (1520607052).

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

1490426036 is a wasteful number, since it uses less digits than its factorization.

1490426036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20852 (or 20850 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 1490426036 is about 38606.0362637762. The cubic root of 1490426036 is about 1142.2736086114.

Adding to 1490426036 its reverse (6306240941), we get a palindrome (7796666977).

The spelling of 1490426036 in words is "one billion, four hundred ninety million, four hundred twenty-six thousand, thirty-six".