1993546132 has 6 divisors (see below), whose sum is σ = 3488705738. Its totient is φ = 996773064.

The previous prime is 1993546117. The next prime is 1993546147. The reversal of 1993546132 is 2316453991.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1993546117) and next prime (1993546147).

It can be written as a sum of positive squares in only one way, i.e., 1918965636 + 74580496 = 43806^2 + 8636^2 .

It is a super-2 number, since 2×1993546132² = 7948452360824322848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249193263 + ... + 249193270.

Almost surely, 2^1993546132 is an apocalyptic number.

It is an amenable number.

1993546132 is a deficient number, since it is larger than the sum of its proper divisors (1495159606).

1993546132 is a wasteful number, since it uses less digits than its factorization.

1993546132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498386537 (or 498386535 counting only the distinct ones).

The product of its digits is 174960, while the sum is 43.

The square root of 1993546132 is about 44649.1448070397. The cubic root of 1993546132 is about 1258.5643621751.

The spelling of 1993546132 in words is "one billion, nine hundred ninety-three million, five hundred forty-six thousand, one hundred thirty-two".