354820454 has 32 divisors (see below), whose sum is σ = 560196000. Its totient is φ = 168376320.

The previous prime is 354820399. The next prime is 354820457. The reversal of 354820454 is 454028453.

It is a super-2 number, since 2×354820454² = 251795109153532232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354820457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790022 + ... + 790470.

It is an arithmetic number, because the mean of its divisors is an integer number (17506125).

Almost surely, 2^354820454 is an apocalyptic number.

354820454 is a deficient number, since it is larger than the sum of its proper divisors (205375546).

354820454 is a wasteful number, since it uses less digits than its factorization.

354820454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728.

The product of its (nonzero) digits is 76800, while the sum is 35.

The square root of 354820454 is about 18836.6784226944. The cubic root of 354820454 is about 707.9504830404.

The spelling of 354820454 in words is "three hundred fifty-four million, eight hundred twenty thousand, four hundred fifty-four".