264378093 has 16 divisors (see below), whose sum is σ = 403746816. Its totient is φ = 150741360.

The previous prime is 264378091. The next prime is 264378113. The reversal of 264378093 is 390873462.

It is not a de Polignac number, because 264378093 - 2¹ = 264378091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264378091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3873 + ... + 23318.

It is an arithmetic number, because the mean of its divisors is an integer number (25234176).

Almost surely, 2^264378093 is an apocalyptic number.

It is an amenable number.

264378093 is a deficient number, since it is larger than the sum of its proper divisors (139368723).

264378093 is a wasteful number, since it uses less digits than its factorization.

264378093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27664.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 264378093 is about 16259.7076541985. The cubic root of 264378093 is about 641.8129689751.

The spelling of 264378093 in words is "two hundred sixty-four million, three hundred seventy-eight thousand, ninety-three".