1402226445 has 32 divisors (see below), whose sum is σ = 2301675264. Its totient is φ = 728537600.

The previous prime is 1402226437. The next prime is 1402226461. The reversal of 1402226445 is 5446222041.

It is not a de Polignac number, because 1402226445 - 2³ = 1402226437 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577504 + ... + 579926.

It is an arithmetic number, because the mean of its divisors is an integer number (71927352).

Almost surely, 2^1402226445 is an apocalyptic number.

1402226445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1402226445 is a deficient number, since it is larger than the sum of its proper divisors (899448819).

1402226445 is a wasteful number, since it uses less digits than its factorization.

1402226445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413.

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 1402226445 is about 37446.3141710903. The cubic root of 1402226445 is about 1119.2816516605.

Adding to 1402226445 its reverse (5446222041), we get a palindrome (6848448486).

The spelling of 1402226445 in words is "one billion, four hundred two million, two hundred twenty-six thousand, four hundred forty-five".