127401742 has 8 divisors (see below), whose sum is σ = 205802856. Its totient is φ = 58800792.

The previous prime is 127401739. The next prime is 127401749. The reversal of 127401742 is 247104721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 127401742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127401749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2450008 + ... + 2450059.

It is an arithmetic number, because the mean of its divisors is an integer number (25725357).

Almost surely, 2^127401742 is an apocalyptic number.

127401742 is a deficient number, since it is larger than the sum of its proper divisors (78401114).

127401742 is a wasteful number, since it uses less digits than its factorization.

127401742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4900082.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 127401742 is about 11287.2380146783. The cubic root of 127401742 is about 503.1820290897.

The spelling of 127401742 in words is "one hundred twenty-seven million, four hundred one thousand, seven hundred forty-two".