740242432 has 44 divisors (see below), whose sum is σ = 1557685120. Its totient is φ = 350631936.

The previous prime is 740242427. The next prime is 740242439. The reversal of 740242432 is 234242047.

It is a self number, because there is not a number n which added to its sum of digits gives 740242432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740242439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433 + ... + 38479.

Almost surely, 2^740242432 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 740242432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (778842560).

740242432 is an abundant number, since it is smaller than the sum of its proper divisors (817442688).

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

740242432 is a wasteful number, since it uses less digits than its factorization.

740242432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38086 (or 38068 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 740242432 is about 27207.3966413547. The cubic root of 740242432 is about 904.6029339812.

Adding to 740242432 its reverse (234242047), we get a palindrome (974484479).

The spelling of 740242432 in words is "seven hundred forty million, two hundred forty-two thousand, four hundred thirty-two".