224257465 has 16 divisors (see below), whose sum is σ = 271788480. Its totient is φ = 177629760.

The previous prime is 224257433. The next prime is 224257487. The reversal of 224257465 is 564752422.

224257465 = T₃₀ + T₃₁ + ... + T₁₁₀₃.

It is not a de Polignac number, because 224257465 - 2⁵ = 224257433 is a prime.

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, 295867 + ... + 296623.

It is an arithmetic number, because the mean of its divisors is an integer number (16986780).

Almost surely, 2^224257465 is an apocalyptic number.

It is an amenable number.

224257465 is a deficient number, since it is larger than the sum of its proper divisors (47531015).

224257465 is a wasteful number, since it uses less digits than its factorization.

224257465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272.

The product of its digits is 134400, while the sum is 37.

The square root of 224257465 is about 14975.2283788929. The cubic root of 224257465 is about 607.5503884323.

It can be divided in two parts, 22425 and 7465, that added together give a triangular number (29890 = T₂₄₄).

The spelling of 224257465 in words is "two hundred twenty-four million, two hundred fifty-seven thousand, four hundred sixty-five".