34143992 has 16 divisors (see below), whose sum is σ = 64272960. Its totient is φ = 17004544.

The previous prime is 34143961. The next prime is 34143997. The reversal of 34143992 is 29934143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34143997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6248 + ... + 10359.

It is an arithmetic number, because the mean of its divisors is an integer number (4017060).

Almost surely, 2^34143992 is an apocalyptic number.

It is an amenable number.

34143992 is a deficient number, since it is larger than the sum of its proper divisors (30128968).

34143992 is a wasteful number, since it uses less digits than its factorization.

34143992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16870 (or 16866 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 34143992 is about 5843.2860617978. The cubic root of 34143992 is about 324.4178675853.

The spelling of 34143992 in words is "thirty-four million, one hundred forty-three thousand, nine hundred ninety-two".