13973692 has 6 divisors (see below), whose sum is σ = 24453968. Its totient is φ = 6986844.

The previous prime is 13973671. The next prime is 13973731. The reversal of 13973692 is 29637931.

It is a super-2 number, since 2×13973692² = 390528136221728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1746708 + ... + 1746715.

Almost surely, 2^13973692 is an apocalyptic number.

It is an amenable number.

13973692 is a deficient number, since it is larger than the sum of its proper divisors (10480276).

13973692 is a wasteful number, since it uses less digits than its factorization.

13973692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493427 (or 3493425 counting only the distinct ones).

The product of its digits is 61236, while the sum is 40.

The square root of 13973692 is about 3738.1401792870. The cubic root of 13973692 is about 240.8631650353.

It can be divided in two parts, 13 and 973692, that multiplied together give a triangular number (12657996 = T₅₀₃₁).

The spelling of 13973692 in words is "thirteen million, nine hundred seventy-three thousand, six hundred ninety-two".