45555430 has 16 divisors (see below), whose sum is σ = 84645504. Its totient is φ = 17634240.

The previous prime is 45555397. The next prime is 45555437. The reversal of 45555430 is 3455554.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 45555392 and 45555401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45555437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73167 + ... + 73786.

It is an arithmetic number, because the mean of its divisors is an integer number (5290344).

Almost surely, 2^45555430 is an apocalyptic number.

45555430 is a deficient number, since it is larger than the sum of its proper divisors (39090074).

45555430 is a wasteful number, since it uses less digits than its factorization.

45555430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146991.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 45555430 is about 6749.4762759788. The cubic root of 45555430 is about 357.1467617859.

The spelling of 45555430 in words is "forty-five million, five hundred fifty-five thousand, four hundred thirty".