2090166734 has 4 divisors (see below), whose sum is σ = 3135250104. Its totient is φ = 1045083366.

The previous prime is 2090166721. The next prime is 2090166739. The reversal of 2090166734 is 4376610902.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090166739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522541682 + ... + 522541685.

It is an arithmetic number, because the mean of its divisors is an integer number (783812526).

Almost surely, 2^2090166734 is an apocalyptic number.

2090166734 is a deficient number, since it is larger than the sum of its proper divisors (1045083370).

2090166734 is a wasteful number, since it uses less digits than its factorization.

2090166734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045083369.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 2090166734 is about 45718.3413303676. The cubic root of 2090166734 is about 1278.5772631894.

The spelling of 2090166734 in words is "two billion, ninety million, one hundred sixty-six thousand, seven hundred thirty-four".