7420324 has 12 divisors (see below), whose sum is σ = 13014064. Its totient is φ = 3702024.

The previous prime is 7420307. The next prime is 7420333. The reversal of 7420324 is 4230247.

It is a super-2 number, since 2×7420324² = 110122416529952, which contains 22 as substring.

It is a zygodrome in base 5.

It is a junction number, because it is equal to n+sod(n) for n = 7420295 and 7420304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319 + ... + 3865.

Almost surely, 2^7420324 is an apocalyptic number.

It is an amenable number.

7420324 is a deficient number, since it is larger than the sum of its proper divisors (5593740).

7420324 is a wasteful number, since it uses less digits than its factorization.

7420324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074 (or 4072 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 7420324 is about 2724.0271657970. The cubic root of 7420324 is about 195.0477551240.

It can be divided in two parts, 7420 and 324, that added together give a square (7744 = 88²).

The spelling of 7420324 in words is "seven million, four hundred twenty thousand, three hundred twenty-four".