3634977 has 4 divisors (see below), whose sum is σ = 4846640. Its totient is φ = 2423316.

The previous prime is 3634963. The next prime is 3634993. The reversal of 3634977 is 7794363.

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: 7794363 = 3 ⋅2598121.

It is not a de Polignac number, because 3634977 - 2⁶ = 3634913 is a prime.

It is a D-number.

It is a Duffinian number.

3634977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3634907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605827 + ... + 605832.

It is an arithmetic number, because the mean of its divisors is an integer number (1211660).

Almost surely, 2^3634977 is an apocalyptic number.

It is an amenable number.

3634977 is a deficient number, since it is larger than the sum of its proper divisors (1211663).

3634977 is a wasteful number, since it uses less digits than its factorization.

3634977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211662.

The product of its digits is 95256, while the sum is 39.

The square root of 3634977 is about 1906.5615647023. The cubic root of 3634977 is about 153.7566432452.

The spelling of 3634977 in words is "three million, six hundred thirty-four thousand, nine hundred seventy-seven".