4374840 has 32 divisors (see below), whose sum is σ = 13124880. Its totient is φ = 1166592.

The previous prime is 4374833. The next prime is 4374857. The reversal of 4374840 is 484734.

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 = 4374798 and 4374807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18109 + ... + 18348.

Almost surely, 2^4374840 is an apocalyptic number.

4374840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4374840 is an abundant number, since it is smaller than the sum of its proper divisors (8750040).

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

4374840 is a wasteful number, since it uses less digits than its factorization.

4374840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36471 (or 36467 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The square root of 4374840 is about 2091.6118186700. The cubic root of 4374840 is about 163.5513216923.

The spelling of 4374840 in words is "four million, three hundred seventy-four thousand, eight hundred forty".