3478542994 has 4 divisors (see below), whose sum is σ = 5217814494. Its totient is φ = 1739271496.

The previous prime is 3478542989. The next prime is 3478543021. The reversal of 3478542994 is 4992458743.

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., 2728495225 + 750047769 = 52235^2 + 27387^2 .

It is a super-2 number, since 2×3478542994² = 24200522722212968072, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 869635747 + ... + 869635750.

Almost surely, 2^3478542994 is an apocalyptic number.

3478542994 is a deficient number, since it is larger than the sum of its proper divisors (1739271500).

3478542994 is a wasteful number, since it uses less digits than its factorization.

3478542994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739271499.

The product of its digits is 8709120, while the sum is 55.

The square root of 3478542994 is about 58979.1742397263. The cubic root of 3478542994 is about 1515.1854520697.

The spelling of 3478542994 in words is "three billion, four hundred seventy-eight million, five hundred forty-two thousand, nine hundred ninety-four".