226400615 has 16 divisors (see below), whose sum is σ = 323993088. Its totient is φ = 148495776.

The previous prime is 226400609. The next prime is 226400623. The reversal of 226400615 is 516004622.

It is a cyclic number.

It is not a de Polignac number, because 226400615 - 2²⁴ = 209623399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139817 + ... + 141426.

It is an arithmetic number, because the mean of its divisors is an integer number (20249568).

Almost surely, 2^226400615 is an apocalyptic number.

226400615 is a deficient number, since it is larger than the sum of its proper divisors (97592473).

226400615 is a wasteful number, since it uses less digits than its factorization.

226400615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281278.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 226400615 is about 15046.6147355477. The cubic root of 226400615 is about 609.4796377490.

The spelling of 226400615 in words is "two hundred twenty-six million, four hundred thousand, six hundred fifteen".