7420733 has 2 divisors, whose sum is σ = 7420734. Its totient is φ = 7420732.

The previous prime is 7420729. The next prime is 7420739. The reversal of 7420733 is 3370247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7409284 + 11449 = 2722^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 7420733 - 2² = 7420729 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7420739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3710366 + 3710367.

It is an arithmetic number, because the mean of its divisors is an integer number (3710367).

Almost surely, 2^7420733 is an apocalyptic number.

It is an amenable number.

7420733 is a deficient number, since it is larger than the sum of its proper divisors (1).

7420733 is an equidigital number, since it uses as much as digits as its factorization.

7420733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 7420733 is about 2724.1022374353. The cubic root of 7420733 is about 195.0513386632.

The spelling of 7420733 in words is "seven million, four hundred twenty thousand, seven hundred thirty-three".