127434772 has 6 divisors (see below), whose sum is σ = 223010858. Its totient is φ = 63717384.

The previous prime is 127434761. The next prime is 127434781. The reversal of 127434772 is 277434721.

It can be written as a sum of positive squares in only one way, i.e., 66031876 + 61402896 = 8126^2 + 7836^2 .

It is a super-2 number, since 2×127434772² = 32479242229383968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15929343 + ... + 15929350.

Almost surely, 2^127434772 is an apocalyptic number.

It is an amenable number.

127434772 is a deficient number, since it is larger than the sum of its proper divisors (95576086).

127434772 is a wasteful number, since it uses less digits than its factorization.

127434772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31858697 (or 31858695 counting only the distinct ones).

The product of its digits is 65856, while the sum is 37.

The square root of 127434772 is about 11288.7010767404. The cubic root of 127434772 is about 503.2255100920.

It can be divided in two parts, 1274 and 34772, that added together give a triangular number (36046 = T₂₆₈).

The spelling of 127434772 in words is "one hundred twenty-seven million, four hundred thirty-four thousand, seven hundred seventy-two".