3213404455 has 16 divisors (see below), whose sum is σ = 3904103808. Its totient is φ = 2538900000.

The previous prime is 3213404449. The next prime is 3213404461. The reversal of 3213404455 is 5544043123.

It is an interprime number because it is at equal distance from previous prime (3213404449) and next prime (3213404461).

It is not a de Polignac number, because 3213404455 - 2⁹ = 3213403943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126580 + ... + 149830.

It is an arithmetic number, because the mean of its divisors is an integer number (244006488).

Almost surely, 2^3213404455 is an apocalyptic number.

3213404455 is a deficient number, since it is larger than the sum of its proper divisors (690699353).

3213404455 is a wasteful number, since it uses less digits than its factorization.

3213404455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23598.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 3213404455 is about 56686.8984422327. The cubic root of 3213404455 is about 1475.6673345351.

Adding to 3213404455 its reverse (5544043123), we get a palindrome (8757447578).

The spelling of 3213404455 in words is "three billion, two hundred thirteen million, four hundred four thousand, four hundred fifty-five".