4391254 has 8 divisors (see below), whose sum is σ = 7527888. Its totient is φ = 1881960.

The previous prime is 4391249. The next prime is 4391263. The reversal of 4391254 is 4521934.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4391254² = 38566223385032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156817 + ... + 156844.

It is an arithmetic number, because the mean of its divisors is an integer number (940986).

Almost surely, 2^4391254 is an apocalyptic number.

4391254 is a deficient number, since it is larger than the sum of its proper divisors (3136634).

4391254 is a wasteful number, since it uses less digits than its factorization.

4391254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313670.

The product of its digits is 4320, while the sum is 28.

The square root of 4391254 is about 2095.5319133814. The cubic root of 4391254 is about 163.7556096208.

The spelling of 4391254 in words is "four million, three hundred ninety-one thousand, two hundred fifty-four".