727033398 has 64 divisors (see below), whose sum is σ = 1793003520. Its totient is φ = 191382912.

The previous prime is 727033369. The next prime is 727033399. The reversal of 727033398 is 893330727.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727033399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412443 + ... + 414201.

It is an arithmetic number, because the mean of its divisors is an integer number (28015680).

Almost surely, 2^727033398 is an apocalyptic number.

727033398 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 727033398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896501760).

727033398 is an abundant number, since it is smaller than the sum of its proper divisors (1065970122).

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

727033398 is a wasteful number, since it uses less digits than its factorization.

727033398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541.

The product of its (nonzero) digits is 190512, while the sum is 42.

The square root of 727033398 is about 26963.5568499410. The cubic root of 727033398 is about 899.1899699300.

The spelling of 727033398 in words is "seven hundred twenty-seven million, thirty-three thousand, three hundred ninety-eight".