740898 has 12 divisors (see below), whose sum is σ = 1605318. Its totient is φ = 246960.

The previous prime is 740897. The next prime is 740903. The reversal of 740898 is 898047.

It can be written as a sum of positive squares in only one way, i.e., 567009 + 173889 = 753^2 + 417^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740891) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20563 + ... + 20598.

2⁷⁴⁰⁸⁹⁸ is an apocalyptic number.

740898 is an abundant number, since it is smaller than the sum of its proper divisors (864420).

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

740898 is a wasteful number, since it uses less digits than its factorization.

740898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41169 (or 41166 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 740898 is about 860.7543203493. The cubic root of 740898 is about 90.4869897763.

The spelling of 740898 in words is "seven hundred forty thousand, eight hundred ninety-eight".