454003402 has 4 divisors (see below), whose sum is σ = 681005106. Its totient is φ = 227001700.

The previous prime is 454003379. The next prime is 454003427. The reversal of 454003402 is 204300454.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 260209161 + 193794241 = 16131^2 + 13921^2 .

It is a super-2 number, since 2×454003402² = 412238178055147208, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113500849 + ... + 113500852.

Almost surely, 2^454003402 is an apocalyptic number.

454003402 is a deficient number, since it is larger than the sum of its proper divisors (227001704).

454003402 is a wasteful number, since it uses less digits than its factorization.

454003402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227001703.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 454003402 is about 21307.3555843985. The cubic root of 454003402 is about 768.5752040772.

Adding to 454003402 its reverse (204300454), we get a palindrome (658303856).

The spelling of 454003402 in words is "four hundred fifty-four million, three thousand, four hundred two".