440154132 has 48 divisors (see below), whose sum is σ = 1121867712. Its totient is φ = 133204480.

The previous prime is 440154119. The next prime is 440154137. The reversal of 440154132 is 231451044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440154137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127258 + ... + 130670.

It is an arithmetic number, because the mean of its divisors is an integer number (23372244).

Almost surely, 2^440154132 is an apocalyptic number.

It is an amenable number.

440154132 is an abundant number, since it is smaller than the sum of its proper divisors (681713580).

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

440154132 is a wasteful number, since it uses less digits than its factorization.

440154132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408 (or 4406 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 440154132 is about 20979.8506191059. The cubic root of 440154132 is about 760.6792934005.

The spelling of 440154132 in words is "four hundred forty million, one hundred fifty-four thousand, one hundred thirty-two".