45021426 has 16 divisors (see below), whose sum is σ = 90121728. Its totient is φ = 14994000.

The previous prime is 45021407. The next prime is 45021463. The reversal of 45021426 is 62412054.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45021396 and 45021405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6276 + ... + 11376.

It is an arithmetic number, because the mean of its divisors is an integer number (5632608).

Almost surely, 2^45021426 is an apocalyptic number.

45021426 is an abundant number, since it is smaller than the sum of its proper divisors (45100302).

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

45021426 is a wasteful number, since it uses less digits than its factorization.

45021426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 45021426 is about 6709.8007421979. The cubic root of 45021426 is about 355.7457733407.

The spelling of 45021426 in words is "forty-five million, twenty-one thousand, four hundred twenty-six".