3506977 has 4 divisors (see below), whose sum is σ = 3524800. Its totient is φ = 3489156.

The previous prime is 3506969. The next prime is 3506983. The reversal of 3506977 is 7796053.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7796053 = 67 ⋅116359.

It is a cyclic number.

It is not a de Polignac number, because 3506977 - 2³ = 3506969 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3506077) 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, 8613 + ... + 9010.

It is an arithmetic number, because the mean of its divisors is an integer number (881200).

Almost surely, 2^3506977 is an apocalyptic number.

It is an amenable number.

3506977 is a deficient number, since it is larger than the sum of its proper divisors (17823).

3506977 is a wasteful number, since it uses less digits than its factorization.

3506977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17822.

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 3506977 is about 1872.6924467194. The cubic root of 3506977 is about 151.9302686845.

The spelling of 3506977 in words is "three million, five hundred six thousand, nine hundred seventy-seven".