276416340 has 24 divisors (see below), whose sum is σ = 773965920. Its totient is φ = 73711008.

The previous prime is 276416303. The next prime is 276416347. The reversal of 276416340 is 43614672.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276416347) 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, 2303410 + ... + 2303529.

It is an arithmetic number, because the mean of its divisors is an integer number (32248580).

Almost surely, 2^276416340 is an apocalyptic number.

276416340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

276416340 is an abundant number, since it is smaller than the sum of its proper divisors (497549580).

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

276416340 is a wasteful number, since it uses less digits than its factorization.

276416340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606951 (or 4606949 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 276416340 is about 16625.7733654709. The cubic root of 276416340 is about 651.4102241953.

The spelling of 276416340 in words is "two hundred seventy-six million, four hundred sixteen thousand, three hundred forty".