403424003400 has 96 divisors (see below), whose sum is σ = 1364306652000. Its totient is φ = 97799756800.

The previous prime is 403424003383. The next prime is 403424003401. The reversal of 403424003400 is 4300424304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (403424003401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30555825 + ... + 30569024.

It is an arithmetic number, because the mean of its divisors is an integer number (14211527625).

Almost surely, 2^403424003400 is an apocalyptic number.

403424003400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403424003400 is an abundant number, since it is smaller than the sum of its proper divisors (960882648600).

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

403424003400 is a wasteful number, since it uses less digits than its factorization.

403424003400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61124879 (or 61124870 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 403424003400 its reverse (4300424304), we get a palindrome (407724427704).

The spelling of 403424003400 in words is "four hundred three billion, four hundred twenty-four million, three thousand, four hundred".