1534086740 has 12 divisors (see below), whose sum is σ = 3221582196. Its totient is φ = 613634688.

The previous prime is 1534086731. The next prime is 1534086767. The reversal of 1534086740 is 476804351.

It can be written as a sum of positive squares in 2 ways, for example, as 164198596 + 1369888144 = 12814^2 + 37012^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1534086694 and 1534086703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38352149 + ... + 38352188.

It is an arithmetic number, because the mean of its divisors is an integer number (268465183).

Almost surely, 2^1534086740 is an apocalyptic number.

1534086740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1534086740 is an abundant number, since it is smaller than the sum of its proper divisors (1687495456).

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

1534086740 is a wasteful number, since it uses less digits than its factorization.

1534086740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76704346 (or 76704344 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 1534086740 is about 39167.4193686538. The cubic root of 1534086740 is about 1153.3203949752.

The spelling of 1534086740 in words is "one billion, five hundred thirty-four million, eighty-six thousand, seven hundred forty".