16426357 has 2 divisors, whose sum is σ = 16426358. Its totient is φ = 16426356.

The previous prime is 16426351. The next prime is 16426381. The reversal of 16426357 is 75362461.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15007876 + 1418481 = 3874^2 + 1191^2 .

It is a cyclic number.

It is not a de Polignac number, because 16426357 - 2³ = 16426349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16426351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8213178 + 8213179.

It is an arithmetic number, because the mean of its divisors is an integer number (8213179).

Almost surely, 2^16426357 is an apocalyptic number.

It is an amenable number.

16426357 is a deficient number, since it is larger than the sum of its proper divisors (1).

16426357 is an equidigital number, since it uses as much as digits as its factorization.

16426357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 16426357 is about 4052.9442384518. The cubic root of 16426357 is about 254.2028521923.

The spelling of 16426357 in words is "sixteen million, four hundred twenty-six thousand, three hundred fifty-seven".