1423611450 has 480 divisors, whose sum is σ = 4666844160. Its totient is φ = 319334400.

The previous prime is 1423611439. The next prime is 1423611491. The reversal of 1423611450 is 541163241.

It is a happy number.

1423611450 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 611 + 45 + 0 = 666.

It is a super-2 number, since 2×1423611450² = 4053339121142205000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 45922935 + ... + 45922965.

It is an arithmetic number, because the mean of its divisors is an integer number (9722592).

Almost surely, 2^1423611450 is an apocalyptic number.

1423611450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423611450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2333422080).

1423611450 is an abundant number, since it is smaller than the sum of its proper divisors (3243232710).

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

1423611450 is a wasteful number, since it uses less digits than its factorization.

1423611450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1423611450 is about 37730.7758997877. The cubic root of 1423611450 is about 1124.9429304383.

Adding to 1423611450 its reverse (541163241), we get a palindrome (1964774691).

The spelling of 1423611450 in words is "one billion, four hundred twenty-three million, six hundred eleven thousand, four hundred fifty".