354874819 has 8 divisors (see below), whose sum is σ = 384436640. Its totient is φ = 327574728.

The previous prime is 354874801. The next prime is 354874823. The reversal of 354874819 is 918478453.

It is not a de Polignac number, because 354874819 - 2¹³ = 354866627 is a prime.

It is a super-2 number, since 2×354874819² = 251872274320565522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354874879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78567 + ... + 82960.

It is an arithmetic number, because the mean of its divisors is an integer number (48054580).

Almost surely, 2^354874819 is an apocalyptic number.

354874819 is a deficient number, since it is larger than the sum of its proper divisors (29561821).

354874819 is an equidigital number, since it uses as much as digits as its factorization.

354874819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161566 (or 161540 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 354874819 is about 18838.1214296968. The cubic root of 354874819 is about 707.9866381925.

The spelling of 354874819 in words is "three hundred fifty-four million, eight hundred seventy-four thousand, eight hundred nineteen".