276464013 has 32 divisors (see below), whose sum is σ = 447171840. Its totient is φ = 148316160.

The previous prime is 276463997. The next prime is 276464033. The reversal of 276464013 is 310464672.

It is a happy number.

It is not a de Polignac number, because 276464013 - 2⁴ = 276463997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276464033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202453 + ... + 203813.

It is an arithmetic number, because the mean of its divisors is an integer number (13974120).

Almost surely, 2^276464013 is an apocalyptic number.

It is an amenable number.

276464013 is a deficient number, since it is larger than the sum of its proper divisors (170707827).

276464013 is a wasteful number, since it uses less digits than its factorization.

276464013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957.

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

The square root of 276464013 is about 16627.2070114015. The cubic root of 276464013 is about 651.4476712030.

The spelling of 276464013 in words is "two hundred seventy-six million, four hundred sixty-four thousand, thirteen".