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7490369 is a prime number
BaseRepresentation
bin11100100100101101000001
3112002112212002
4130210231001
53404142434
6424313345
7120444545
oct34445501
915075762
107490369
114256697
122612855
131723493
14dcda25
159ce57e
hex724b41

7490369 has 2 divisors, whose sum is σ = 7490370. Its totient is φ = 7490368.

The previous prime is 7490363. The next prime is 7490377. The reversal of 7490369 is 9630947.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7219969 + 270400 = 2687^2 + 520^2 .

It is a cyclic number.

It is not a de Polignac number, because 7490369 - 28 = 7490113 is a prime.

It is a super-2 number, since 2×74903692 = 112211255512322, which contains 22 as substring.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (7490363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3745184 + 3745185.

It is an arithmetic number, because the mean of its divisors is an integer number (3745185).

Almost surely, 27490369 is an apocalyptic number.

It is an amenable number.

7490369 is a deficient number, since it is larger than the sum of its proper divisors (1).

7490369 is an equidigital number, since it uses as much as digits as its factorization.

7490369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 7490369 is about 2736.8538506833. The cubic root of 7490369 is about 195.6595593011.

The spelling of 7490369 in words is "seven million, four hundred ninety thousand, three hundred sixty-nine".