16461424 has 20 divisors (see below), whose sum is σ = 36450544. Its totient is φ = 7054848.

The previous prime is 16461409. The next prime is 16461463. The reversal of 16461424 is 42416461.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 16461392 and 16461401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73377 + ... + 73600.

Almost surely, 2^16461424 is an apocalyptic number.

16461424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16461424 is an abundant number, since it is smaller than the sum of its proper divisors (19989120).

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

16461424 is a wasteful number, since it uses less digits than its factorization.

16461424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146992 (or 146986 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 16461424 is about 4057.2680463583. The cubic root of 16461424 is about 254.3836144398.

Adding to 16461424 its reverse (42416461), we get a palindrome (58877885).

The spelling of 16461424 in words is "sixteen million, four hundred sixty-one thousand, four hundred twenty-four".