740187672 has 32 divisors (see below), whose sum is σ = 2114822400. Its totient is φ = 211482144.

The previous prime is 740187671. The next prime is 740187689. The reversal of 740187672 is 276781047.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740187671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2202772 + ... + 2203107.

It is an arithmetic number, because the mean of its divisors is an integer number (66088200).

Almost surely, 2^740187672 is an apocalyptic number.

It is an amenable number.

740187672 is an abundant number, since it is smaller than the sum of its proper divisors (1374634728).

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

740187672 is a wasteful number, since it uses less digits than its factorization.

740187672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405895 (or 4405891 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 42.

The square root of 740187672 is about 27206.3902787562. The cubic root of 740187672 is about 904.5806271999.

The spelling of 740187672 in words is "seven hundred forty million, one hundred eighty-seven thousand, six hundred seventy-two".