4154146 has 4 divisors (see below), whose sum is σ = 6231222. Its totient is φ = 2077072.

The previous prime is 4154107. The next prime is 4154149. The reversal of 4154146 is 6414514.

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

It can be written as a sum of positive squares in only one way, i.e., 3956121 + 198025 = 1989^2 + 445^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4154146.

It is not an unprimeable number, because it can be changed into a prime (4154149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038535 + ... + 1038538.

Almost surely, 2^4154146 is an apocalyptic number.

4154146 is a deficient number, since it is larger than the sum of its proper divisors (2077076).

4154146 is a wasteful number, since it uses less digits than its factorization.

4154146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077075.

The product of its digits is 1920, while the sum is 25.

The square root of 4154146 is about 2038.1722203975. The cubic root of 4154146 is about 160.7535547734.

The spelling of 4154146 in words is "four million, one hundred fifty-four thousand, one hundred forty-six".