7405600428 has 54 divisors (see below), whose sum is σ = 19387557644. Its totient is φ = 2383401888.

The previous prime is 7405600427. The next prime is 7405600429. The reversal of 7405600428 is 8240065047.

7405600428 is a `hidden beast` number, since 7 + 4 + 0 + 5 + 600 + 42 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (7405600427) and next prime (7405600429).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 7405600392 and 7405600401.

It is not an unprimeable number, because it can be changed into a prime (7405600427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 92026 + ... + 152577.

Almost surely, 2^7405600428 is an apocalyptic number.

It is an amenable number.

7405600428 is an abundant number, since it is smaller than the sum of its proper divisors (11981957216).

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

7405600428 is a wasteful number, since it uses less digits than its factorization.

7405600428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244671 (or 244637 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 7405600428 is about 86055.7983403791. The cubic root of 7405600428 is about 1949.1866367226.

The spelling of 7405600428 in words is "seven billion, four hundred five million, six hundred thousand, four hundred twenty-eight".