7448685 has 8 divisors (see below), whose sum is σ = 11917920. Its totient is φ = 3972624.

The previous prime is 7448663. The next prime is 7448687. The reversal of 7448685 is 5868447.

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

It is not a de Polignac number, because 7448685 - 2⁷ = 7448557 is a prime.

7448685 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7448687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248275 + ... + 248304.

It is an arithmetic number, because the mean of its divisors is an integer number (1489740).

Almost surely, 2^7448685 is an apocalyptic number.

It is an amenable number.

7448685 is a deficient number, since it is larger than the sum of its proper divisors (4469235).

7448685 is a wasteful number, since it uses less digits than its factorization.

7448685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496587.

The product of its digits is 215040, while the sum is 42.

The square root of 7448685 is about 2729.2279127988. The cubic root of 7448685 is about 195.2959346164.

The spelling of 7448685 in words is "seven million, four hundred forty-eight thousand, six hundred eighty-five".