423701874 has 64 divisors (see below), whose sum is σ = 973687680. Its totient is φ = 136468800.

The previous prime is 423701819. The next prime is 423701891. The reversal of 423701874 is 478107324.

It is a happy number.

It is a super-2 number, since 2×423701874² = 359046556062223752, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 325024 + ... + 326324.

It is an arithmetic number, because the mean of its divisors is an integer number (15213870).

Almost surely, 2^423701874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423701874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486843840).

423701874 is an abundant number, since it is smaller than the sum of its proper divisors (549985806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423701874 is a wasteful number, since it uses less digits than its factorization.

423701874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512 (or 1506 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 423701874 is about 20584.0198697922. The cubic root of 423701874 is about 751.0810330747.

It can be divided in two parts, 42370 and 1874, that added together give a palindrome (44244).

The spelling of 423701874 in words is "four hundred twenty-three million, seven hundred one thousand, eight hundred seventy-four".