4992154 has 4 divisors (see below), whose sum is σ = 7488234. Its totient is φ = 2496076.

The previous prime is 4992149. The next prime is 4992157. The reversal of 4992154 is 4512994.

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., 4223025 + 769129 = 2055^2 + 877^2 .

It is not an unprimeable number, because it can be changed into a prime (4992157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248037 + ... + 1248040.

Almost surely, 2^4992154 is an apocalyptic number.

4992154 is a deficient number, since it is larger than the sum of its proper divisors (2496080).

4992154 is a wasteful number, since it uses less digits than its factorization.

4992154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496079.

The product of its digits is 12960, while the sum is 34.

The square root of 4992154 is about 2234.3128697656. The cubic root of 4992154 is about 170.9081047003.

The spelling of 4992154 in words is "four million, nine hundred ninety-two thousand, one hundred fifty-four".