4212440154 has 40 divisors (see below), whose sum is σ = 10165067220. Its totient is φ = 1296134784.

The previous prime is 4212440123. The next prime is 4212440171. The reversal of 4212440154 is 4510442124.

4212440154 is a `hidden beast` number, since 4 + 212 + 440 + 1 + 5 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3632834529 + 579605625 = 60273^2 + 24075^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 997999 + ... + 1002210.

Almost surely, 2^4212440154 is an apocalyptic number.

4212440154 is an abundant number, since it is smaller than the sum of its proper divisors (5952627066).

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

4212440154 is a wasteful number, since it uses less digits than its factorization.

4212440154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000236 (or 2000227 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 4212440154 is about 64903.3138907406. The cubic root of 4212440154 is about 1615.0200362386.

Adding to 4212440154 its reverse (4510442124), we get a palindrome (8722882278).

The spelling of 4212440154 in words is "four billion, two hundred twelve million, four hundred forty thousand, one hundred fifty-four".