740152998 has 64 divisors (see below), whose sum is σ = 1792788480. Its totient is φ = 224977824.

The previous prime is 740152997. The next prime is 740153009. The reversal of 740152998 is 899251047.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740152991) 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, 51915 + ... + 64617.

It is an arithmetic number, because the mean of its divisors is an integer number (28012320).

Almost surely, 2^740152998 is an apocalyptic number.

740152998 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 740152998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896394240).

740152998 is an abundant number, since it is smaller than the sum of its proper divisors (1052635482).

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

740152998 is a wasteful number, since it uses less digits than its factorization.

740152998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12810 (or 12804 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 740152998 is about 27205.7530312984. The cubic root of 740152998 is about 904.5665019901.

The spelling of 740152998 in words is "seven hundred forty million, one hundred fifty-two thousand, nine hundred ninety-eight".