64229842 has 24 divisors (see below), whose sum is σ = 107684316. Its totient is φ = 28629504.

The previous prime is 64229833. The next prime is 64229843. The reversal of 64229842 is 24892246.

It can be written as a sum of positive squares in 2 ways, for example, as 52403121 + 11826721 = 7239^2 + 3439^2 .

It is not an unprimeable number, because it can be changed into a prime (64229843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9658 + ... + 14890.

Almost surely, 2^64229842 is an apocalyptic number.

64229842 is a deficient number, since it is larger than the sum of its proper divisors (43454474).

64229842 is a wasteful number, since it uses less digits than its factorization.

64229842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5290 (or 5271 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 64229842 is about 8014.3522508061. The cubic root of 64229842 is about 400.4782654275.

The spelling of 64229842 in words is "sixty-four million, two hundred twenty-nine thousand, eight hundred forty-two".