4376640 has 112 divisors (see below), whose sum is σ = 14337792. Its totient is φ = 1130496.

The previous prime is 4376629. The next prime is 4376663. The reversal of 4376640 is 466734.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4376598 and 4376607.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45072 + ... + 45168.

It is an arithmetic number, because the mean of its divisors is an integer number (128016).

Almost surely, 2^4376640 is an apocalyptic number.

4376640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4376640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7168896).

4376640 is an abundant number, since it is smaller than the sum of its proper divisors (9961152).

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

4376640 is a wasteful number, since it uses less digits than its factorization.

4376640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 4376640 is about 2092.0420645867. The cubic root of 4376640 is about 163.5737493326.

The spelling of 4376640 in words is "four million, three hundred seventy-six thousand, six hundred forty".