3452921481 has 4 divisors (see below), whose sum is σ = 4603895312. Its totient is φ = 2301947652.

The previous prime is 3452921473. The next prime is 3452921489. The reversal of 3452921481 is 1841292543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3452921473) and next prime (3452921489).

It is not a de Polignac number, because 3452921481 - 2³ = 3452921473 is a prime.

It is a super-2 number, since 2×3452921481² = 23845333507902466722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3452921489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575486911 + ... + 575486916.

It is an arithmetic number, because the mean of its divisors is an integer number (1150973828).

Almost surely, 2^3452921481 is an apocalyptic number.

It is an amenable number.

3452921481 is a deficient number, since it is larger than the sum of its proper divisors (1150973831).

3452921481 is a wasteful number, since it uses less digits than its factorization.

3452921481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150973830.

The product of its digits is 69120, while the sum is 39.

The square root of 3452921481 is about 58761.5646575208. The cubic root of 3452921481 is about 1511.4562039547.

The spelling of 3452921481 in words is "three billion, four hundred fifty-two million, nine hundred twenty-one thousand, four hundred eighty-one".