3478977 has 16 divisors (see below), whose sum is σ = 5184000. Its totient is φ = 2305872.

The previous prime is 3478949. The next prime is 3478991. The reversal of 3478977 is 7798743.

It is not a de Polignac number, because 3478977 - 2⁸ = 3478721 is a prime.

3478977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3478907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7024 + ... + 7502.

It is an arithmetic number, because the mean of its divisors is an integer number (324000).

Almost surely, 2^3478977 is an apocalyptic number.

It is an amenable number.

3478977 is a deficient number, since it is larger than the sum of its proper divisors (1705023).

3478977 is a wasteful number, since it uses less digits than its factorization.

3478977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 751 counting only the distinct ones).

The product of its digits is 296352, while the sum is 45.

The square root of 3478977 is about 1865.2015976832. The cubic root of 3478977 is about 151.5248464297.

The spelling of 3478977 in words is "three million, four hundred seventy-eight thousand, nine hundred seventy-seven".