740416 has 28 divisors (see below), whose sum is σ = 1536192. Its totient is φ = 353408.

The previous prime is 740387. The next prime is 740423. The reversal of 740416 is 614047.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221 + ... + 1723.

It is an arithmetic number, because the mean of its divisors is an integer number (54864).

2⁷⁴⁰⁴¹⁶ 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 740416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768096).

740416 is an abundant number, since it is smaller than the sum of its proper divisors (795776).

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

740416 is a wasteful number, since it uses less digits than its factorization.

740416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 740416 is about 860.4742878204. The cubic root of 740416 is about 90.4673630573.

It can be divided in two parts, 74041 and 6, that added together give a palindrome (74047).

The spelling of 740416 in words is "seven hundred forty thousand, four hundred sixteen".