1534493 has 4 divisors (see below), whose sum is σ = 1549788. Its totient is φ = 1519200.

The previous prime is 1534483. The next prime is 1534499. The reversal of 1534493 is 3944351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1493284 + 41209 = 1222^2 + 203^2 .

It is a cyclic number.

It is not a de Polignac number, because 1534493 - 2¹⁴ = 1518109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534499) 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, 7496 + ... + 7697.

It is an arithmetic number, because the mean of its divisors is an integer number (387447).

2^1534493 is an apocalyptic number.

It is an amenable number.

1534493 is a deficient number, since it is larger than the sum of its proper divisors (15295).

1534493 is a wasteful number, since it uses less digits than its factorization.

1534493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15294.

The product of its digits is 6480, while the sum is 29.

The square root of 1534493 is about 1238.7465438902. The cubic root of 1534493 is about 115.3422194214.

The spelling of 1534493 in words is "one million, five hundred thirty-four thousand, four hundred ninety-three".