4977126 has 144 divisors (see below), whose sum is σ = 14938560. Its totient is φ = 1224720.

The previous prime is 4977109. The next prime is 4977127. The reversal of 4977126 is 6217794.

It is a happy number.

Its product of digits (21168) is a multiple of the sum of its prime divisors (42).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4977127) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 261945 + ... + 261963.

It is an arithmetic number, because the mean of its divisors is an integer number (103740).

Almost surely, 2^4977126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4977126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7469280).

4977126 is an abundant number, since it is smaller than the sum of its proper divisors (9961434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4977126 is a wasteful number, since it uses less digits than its factorization.

4977126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 42 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 4977126 is about 2230.9473324128. The cubic root of 4977126 is about 170.7364360804.

The spelling of 4977126 in words is "four million, nine hundred seventy-seven thousand, one hundred twenty-six".