742132501 has 16 divisors (see below), whose sum is σ = 864000000. Its totient is φ = 629959680.

The previous prime is 742132487. The next prime is 742132507. The reversal of 742132501 is 105231247.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 742132501 - 2⁹ = 742131989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742132507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8125 + ... + 39373.

It is an arithmetic number, because the mean of its divisors is an integer number (54000000).

Almost surely, 2^742132501 is an apocalyptic number.

It is an amenable number.

742132501 is a deficient number, since it is larger than the sum of its proper divisors (121867499).

742132501 is a wasteful number, since it uses less digits than its factorization.

742132501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31404.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 742132501 is about 27242.1089675524. The cubic root of 742132501 is about 905.3721904505.

Adding to 742132501 its reverse (105231247), we get a palindrome (847363748).

The spelling of 742132501 in words is "seven hundred forty-two million, one hundred thirty-two thousand, five hundred one".