7481506 has 8 divisors (see below), whose sum is σ = 11234304. Its totient is φ = 3736740.

The previous prime is 7481503. The next prime is 7481531. The reversal of 7481506 is 6051847.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7481503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1671 + ... + 4213.

It is an arithmetic number, because the mean of its divisors is an integer number (1404288).

Almost surely, 2^7481506 is an apocalyptic number.

7481506 is a deficient number, since it is larger than the sum of its proper divisors (3752798).

7481506 is a wasteful number, since it uses less digits than its factorization.

7481506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 7481506 is about 2735.2341764463. The cubic root of 7481506 is about 195.5823572703.

The spelling of 7481506 in words is "seven million, four hundred eighty-one thousand, five hundred six".