351469 has 2 divisors, whose sum is σ = 351470. Its totient is φ = 351468.

The previous prime is 351457. The next prime is 351479. The reversal of 351469 is 964153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324900 + 26569 = 570^2 + 163^2 .

It is an emirp because it is prime and its reverse (964153) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 351469 - 2⁵ = 351437 is a prime.

It is a super-2 number, since 2×351469² = 247060915922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175734 + 175735.

It is an arithmetic number, because the mean of its divisors is an integer number (175735).

2³⁵¹⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

351469 is a deficient number, since it is larger than the sum of its proper divisors (1).

351469 is an equidigital number, since it uses as much as digits as its factorization.

351469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 351469 is about 592.8482099155. The cubic root of 351469 is about 70.5714447673.

It can be divided in two parts, 351 and 469, that added together give a triangular number (820 = T₄₀).

The spelling of 351469 in words is "three hundred fifty-one thousand, four hundred sixty-nine".