1422496845 has 384 divisors, whose sum is σ = 3622993920. Its totient is φ = 497664000.

The previous prime is 1422496843. The next prime is 1422496861. The reversal of 1422496845 is 5486942241.

It is a happy number.

It is not a de Polignac number, because 1422496845 - 2¹ = 1422496843 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1422496845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422496843) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 34695025 + ... + 34695065.

It is an arithmetic number, because the mean of its divisors is an integer number (9434880).

Almost surely, 2^1422496845 is an apocalyptic number.

1422496845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1422496845 is an abundant number, since it is smaller than the sum of its proper divisors (2200497075).

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

1422496845 is a wasteful number, since it uses less digits than its factorization.

1422496845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 134 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 1422496845 is about 37716.0025055678. The cubic root of 1422496845 is about 1124.6492654798.

The spelling of 1422496845 in words is "one billion, four hundred twenty-two million, four hundred ninety-six thousand, eight hundred forty-five".