423904470 has 32 divisors (see below), whose sum is σ = 1109859840. Its totient is φ = 102764640.

The previous prime is 423904463. The next prime is 423904477. The reversal of 423904470 is 74409324.

It is an interprime number because it is at equal distance from previous prime (423904463) and next prime (423904477).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423904477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641950 + ... + 642609.

It is an arithmetic number, because the mean of its divisors is an integer number (34683120).

Almost surely, 2^423904470 is an apocalyptic number.

423904470 is an abundant number, since it is smaller than the sum of its proper divisors (685955370).

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

423904470 is a wasteful number, since it uses less digits than its factorization.

423904470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284580.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 423904470 is about 20588.9404778391. The cubic root of 423904470 is about 751.2007255406.

The spelling of 423904470 in words is "four hundred twenty-three million, nine hundred four thousand, four hundred seventy".