1693954492 has 6 divisors (see below), whose sum is σ = 2964420368. Its totient is φ = 846977244.

The previous prime is 1693954463. The next prime is 1693954597. The reversal of 1693954492 is 2944593961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211744308 + ... + 211744315.

Almost surely, 2^1693954492 is an apocalyptic number.

It is an amenable number.

1693954492 is a deficient number, since it is larger than the sum of its proper divisors (1270465876).

1693954492 is a wasteful number, since it uses less digits than its factorization.

1693954492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423488627 (or 423488625 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 52.

The square root of 1693954492 is about 41157.6784087733. The cubic root of 1693954492 is about 1192.0667640862.

The spelling of 1693954492 in words is "one billion, six hundred ninety-three million, nine hundred fifty-four thousand, four hundred ninety-two".