740948520 has 128 divisors (see below), whose sum is σ = 2406983040. Its totient is φ = 181386240.

The previous prime is 740948501. The next prime is 740948531. The reversal of 740948520 is 25849047.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306115 + ... + 308525.

It is an arithmetic number, because the mean of its divisors is an integer number (18804555).

Almost surely, 2^740948520 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 740948520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1203491520).

740948520 is an abundant number, since it is smaller than the sum of its proper divisors (1666034520).

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

740948520 is a wasteful number, since it uses less digits than its factorization.

740948520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635 (or 2631 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 740948520 is about 27220.3695786813. The cubic root of 740948520 is about 904.8904642416.

The spelling of 740948520 in words is "seven hundred forty million, nine hundred forty-eight thousand, five hundred twenty".