3428957386 has 4 divisors (see below), whose sum is σ = 5143436082. Its totient is φ = 1714478692.

The previous prime is 3428957327. The next prime is 3428957429. The reversal of 3428957386 is 6837598243.

3428957386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6837598243 = 7 ⋅976799749.

It can be written as a sum of positive squares in only one way, i.e., 3428688025 + 269361 = 58555^2 + 519^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857239345 + ... + 857239348.

Almost surely, 2^3428957386 is an apocalyptic number.

3428957386 is a deficient number, since it is larger than the sum of its proper divisors (1714478696).

3428957386 is a wasteful number, since it uses less digits than its factorization.

3428957386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714478695.

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

The square root of 3428957386 is about 58557.3000231397. The cubic root of 3428957386 is about 1507.9514618383.

The spelling of 3428957386 in words is "three billion, four hundred twenty-eight million, nine hundred fifty-seven thousand, three hundred eighty-six".