334420497 has 6 divisors (see below), whose sum is σ = 483051842. Its totient is φ = 222946992.

The previous prime is 334420469. The next prime is 334420507. The reversal of 334420497 is 794024433.

It can be written as a sum of positive squares in only one way, i.e., 334012176 + 408321 = 18276^2 + 639^2 .

It is not a de Polignac number, because 334420497 - 2⁶ = 334420433 is a prime.

It is a super-2 number, since 2×334420497² = 223674137627454018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334420997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18578908 + ... + 18578925.

Almost surely, 2^334420497 is an apocalyptic number.

It is an amenable number.

334420497 is a deficient number, since it is larger than the sum of its proper divisors (148631345).

334420497 is a wasteful number, since it uses less digits than its factorization.

334420497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37157839 (or 37157836 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 334420497 is about 18287.1675499515. The cubic root of 334420497 is about 694.1142535167.

The spelling of 334420497 in words is "three hundred thirty-four million, four hundred twenty thousand, four hundred ninety-seven".