7449494 has 8 divisors (see below), whose sum is σ = 12033840. Its totient is φ = 3438216.

The previous prime is 7449487. The next prime is 7449509. The reversal of 7449494 is 4949447.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143234 + ... + 143285.

It is an arithmetic number, because the mean of its divisors is an integer number (1504230).

Almost surely, 2^7449494 is an apocalyptic number.

7449494 is a deficient number, since it is larger than the sum of its proper divisors (4584346).

7449494 is a wasteful number, since it uses less digits than its factorization.

7449494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286534.

The product of its digits is 145152, while the sum is 41.

The square root of 7449494 is about 2729.3761191891. The cubic root of 7449494 is about 195.3030047096.

The spelling of 7449494 in words is "seven million, four hundred forty-nine thousand, four hundred ninety-four".