1493512532 has 24 divisors (see below), whose sum is σ = 2665011720. Its totient is φ = 732159360.

The previous prime is 1493512519. The next prime is 1493512547. The reversal of 1493512532 is 2352153941.

It can be written as a sum of positive squares in 4 ways, for example, as 211586116 + 1281926416 = 14546^2 + 35804^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1493512492 and 1493512501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67694 + ... + 87002.

It is an arithmetic number, because the mean of its divisors is an integer number (111042155).

Almost surely, 2^1493512532 is an apocalyptic number.

It is an amenable number.

1493512532 is a deficient number, since it is larger than the sum of its proper divisors (1171499188).

1493512532 is a wasteful number, since it uses less digits than its factorization.

1493512532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19691 (or 19689 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 1493512532 is about 38645.9898566462. The cubic root of 1493512532 is about 1143.0615694403.

The spelling of 1493512532 in words is "one billion, four hundred ninety-three million, five hundred twelve thousand, five hundred thirty-two".