8145974 has 4 divisors (see below), whose sum is σ = 12218964. Its totient is φ = 4072986.

The previous prime is 8145971. The next prime is 8146007. The reversal of 8145974 is 4795418.

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 (8145971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2036492 + ... + 2036495.

It is an arithmetic number, because the mean of its divisors is an integer number (3054741).

Almost surely, 2^8145974 is an apocalyptic number.

8145974 is a deficient number, since it is larger than the sum of its proper divisors (4072990).

8145974 is a wasteful number, since it uses less digits than its factorization.

8145974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4072989.

The product of its digits is 40320, while the sum is 38.

The square root of 8145974 is about 2854.1152744765. The cubic root of 8145974 is about 201.2091253484.

It can be divided in two parts, 8145 and 974, that added together give a palindrome (9119).

The spelling of 8145974 in words is "eight million, one hundred forty-five thousand, nine hundred seventy-four".