4978377 has 6 divisors (see below), whose sum is σ = 7191002. Its totient is φ = 3318912.

The previous prime is 4978367. The next prime is 4978397. The reversal of 4978377 is 7738794.

It can be written as a sum of positive squares in only one way, i.e., 4016016 + 962361 = 2004^2 + 981^2 .

It is not a de Polignac number, because 4978377 - 2⁸ = 4978121 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 9⁷ + 7³ + 8³ + 3¹¹ + 7³ + 7⁵ .

It is a Duffinian number.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (4978367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 276568 + ... + 276585.

Almost surely, 2^4978377 is an apocalyptic number.

It is an amenable number.

4978377 is a deficient number, since it is larger than the sum of its proper divisors (2212625).

4978377 is a wasteful number, since it uses less digits than its factorization.

4978377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553159 (or 553156 counting only the distinct ones).

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

The square root of 4978377 is about 2231.2276889641. The cubic root of 4978377 is about 170.7507397427.

The spelling of 4978377 in words is "four million, nine hundred seventy-eight thousand, three hundred seventy-seven".