1699385372 has 6 divisors (see below), whose sum is σ = 2973924408. Its totient is φ = 849692684.

The previous prime is 1699385341. The next prime is 1699385393. The reversal of 1699385372 is 2735839961.

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, 212423168 + ... + 212423175.

It is an arithmetic number, because the mean of its divisors is an integer number (495654068).

Almost surely, 2^1699385372 is an apocalyptic number.

It is an amenable number.

1699385372 is a deficient number, since it is larger than the sum of its proper divisors (1274539036).

1699385372 is a wasteful number, since it uses less digits than its factorization.

1699385372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424846347 (or 424846345 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 53.

The square root of 1699385372 is about 41223.6021230557. The cubic root of 1699385372 is about 1193.3393416119.

The spelling of 1699385372 in words is "one billion, six hundred ninety-nine million, three hundred eighty-five thousand, three hundred seventy-two".