7421475 has 12 divisors (see below), whose sum is σ = 12270296. Its totient is φ = 3958080.

The previous prime is 7421471. The next prime is 7421489. The reversal of 7421475 is 5741247.

It is not a de Polignac number, because 7421475 - 2² = 7421471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7421471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49402 + ... + 49551.

Almost surely, 2^7421475 is an apocalyptic number.

7421475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

7421475 is a deficient number, since it is larger than the sum of its proper divisors (4848821).

7421475 is a wasteful number, since it uses less digits than its factorization.

7421475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98966 (or 98961 counting only the distinct ones).

The product of its digits is 7840, while the sum is 30.

The square root of 7421475 is about 2724.2384256889. The cubic root of 7421475 is about 195.0578395156.

The spelling of 7421475 in words is "seven million, four hundred twenty-one thousand, four hundred seventy-five".