8460442 has 4 divisors (see below), whose sum is σ = 12690666. Its totient is φ = 4230220.

The previous prime is 8460433. The next prime is 8460479. The reversal of 8460442 is 2440648.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7789681 + 670761 = 2791^2 + 819^2 .

It is a pancake number, because a pancake can be divided into 8460442 parts by 4113 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 8460442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115109 + ... + 2115112.

Almost surely, 2^8460442 is an apocalyptic number.

8460442 is a deficient number, since it is larger than the sum of its proper divisors (4230224).

8460442 is a wasteful number, since it uses less digits than its factorization.

8460442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230223.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 8460442 is about 2908.6838948225. The cubic root of 8460442 is about 203.7656703167.

The spelling of 8460442 in words is "eight million, four hundred sixty thousand, four hundred forty-two".