3474262781 has 4 divisors (see below), whose sum is σ = 3790104864. Its totient is φ = 3158420700.

The previous prime is 3474262763. The next prime is 3474262807. The reversal of 3474262781 is 1872624743.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3474262781 is a prime.

It is a super-2 number, since 2×3474262781² = 24141003742883707922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3474268781) 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, 157921025 + ... + 157921046.

It is an arithmetic number, because the mean of its divisors is an integer number (947526216).

Almost surely, 2^3474262781 is an apocalyptic number.

It is an amenable number.

3474262781 is a deficient number, since it is larger than the sum of its proper divisors (315842083).

3474262781 is a wasteful number, since it uses less digits than its factorization.

3474262781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315842082.

The product of its digits is 451584, while the sum is 44.

The square root of 3474262781 is about 58942.8772711343. The cubic root of 3474262781 is about 1514.5637379135.

The spelling of 3474262781 in words is "three billion, four hundred seventy-four million, two hundred sixty-two thousand, seven hundred eighty-one".