3743740 has 144 divisors (see below), whose sum is σ = 11261376. Its totient is φ = 1013760.

The previous prime is 3743737. The next prime is 3743749. The reversal of 3743740 is 473473.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 3743699 and 3743708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3743749) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220212 + ... + 220228.

It is an arithmetic number, because the mean of its divisors is an integer number (78204).

Almost surely, 2^3743740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3743740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5630688).

3743740 is an abundant number, since it is smaller than the sum of its proper divisors (7517636).

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

3743740 is a wasteful number, since it uses less digits than its factorization.

3743740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68 (or 55 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 3743740 is about 1934.8746729440. The cubic root of 3743740 is about 155.2751270351.

It can be divided in two parts, 374 and 3740, that added together give a palindrome (4114).

The spelling of 3743740 in words is "three million, seven hundred forty-three thousand, seven hundred forty".