276469116 has 72 divisors (see below), whose sum is σ = 805746816. Its totient is φ = 71678880.

The previous prime is 276469091. The next prime is 276469117. The reversal of 276469116 is 611964672.

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 (276469117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505155 + ... + 505701.

It is an arithmetic number, because the mean of its divisors is an integer number (11190928).

Almost surely, 2^276469116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276469116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402873408).

276469116 is an abundant number, since it is smaller than the sum of its proper divisors (529277700).

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

276469116 is a wasteful number, since it uses less digits than its factorization.

276469116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119 (or 570 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 276469116 is about 16627.3604640063. The cubic root of 276469116 is about 651.4516793401.

The spelling of 276469116 in words is "two hundred seventy-six million, four hundred sixty-nine thousand, one hundred sixteen".