354628203 has 8 divisors (see below), whose sum is σ = 474958848. Its totient is φ = 235358184.

The previous prime is 354628193. The next prime is 354628213. The reversal of 354628203 is 302826453.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (354628193) and next prime (354628213).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 354628203 - 2⁶ = 354628139 is a prime.

It is a super-2 number, since 2×354628203² = 251522324726018418, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (354628213) 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, 264375 + ... + 265712.

It is an arithmetic number, because the mean of its divisors is an integer number (59369856).

Almost surely, 2^354628203 is an apocalyptic number.

354628203 is a deficient number, since it is larger than the sum of its proper divisors (120330645).

354628203 is a wasteful number, since it uses less digits than its factorization.

354628203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530313.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 354628203 is about 18831.5746287983. The cubic root of 354628203 is about 707.8225979126.

The spelling of 354628203 in words is "three hundred fifty-four million, six hundred twenty-eight thousand, two hundred three".