1376884772 has 6 divisors (see below), whose sum is σ = 2409548358. Its totient is φ = 688442384.

The previous prime is 1376884771. The next prime is 1376884783. The reversal of 1376884772 is 2774886731.

It can be written as a sum of positive squares in only one way, i.e., 1323067876 + 53816896 = 36374^2 + 7336^2 .

It is not an unprimeable number, because it can be changed into a prime (1376884771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172110593 + ... + 172110600.

It is an arithmetic number, because the mean of its divisors is an integer number (401591393).

Almost surely, 2^1376884772 is an apocalyptic number.

It is an amenable number.

1376884772 is a deficient number, since it is larger than the sum of its proper divisors (1032663586).

1376884772 is a wasteful number, since it uses less digits than its factorization.

1376884772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344221197 (or 344221195 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 53.

The square root of 1376884772 is about 37106.3979927990. The cubic root of 1376884772 is about 1112.4978976015.

The spelling of 1376884772 in words is "one billion, three hundred seventy-six million, eight hundred eighty-four thousand, seven hundred seventy-two".