742311501 has 24 divisors (see below), whose sum is σ = 1034246304. Its totient is φ = 473446080.

The previous prime is 742311497. The next prime is 742311503. The reversal of 742311501 is 105113247.

It is not a de Polignac number, because 742311501 - 2² = 742311497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742311503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249046 + ... + 252008.

It is an arithmetic number, because the mean of its divisors is an integer number (43093596).

Almost surely, 2^742311501 is an apocalyptic number.

It is an amenable number.

742311501 is a deficient number, since it is larger than the sum of its proper divisors (291934803).

742311501 is a wasteful number, since it uses less digits than its factorization.

742311501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101 (or 3064 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 742311501 is about 27245.3941245121. The cubic root of 742311501 is about 905.4449755637. Note that the first 3 decimals are identical.

Adding to 742311501 its reverse (105113247), we get a palindrome (847424748).

The spelling of 742311501 in words is "seven hundred forty-two million, three hundred eleven thousand, five hundred one".