46144380 has 24 divisors (see below), whose sum is σ = 129204432. Its totient is φ = 12305152.

The previous prime is 46144363. The next prime is 46144403. The reversal of 46144380 is 8344164.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384477 + ... + 384596.

It is an arithmetic number, because the mean of its divisors is an integer number (5383518).

Almost surely, 2^46144380 is an apocalyptic number.

It is an amenable number.

46144380 is an abundant number, since it is smaller than the sum of its proper divisors (83060052).

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

46144380 is a wasteful number, since it uses less digits than its factorization.

46144380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769085 (or 769083 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 46144380 is about 6792.9654790820. The cubic root of 46144380 is about 358.6792654757.

The spelling of 46144380 in words is "forty-six million, one hundred forty-four thousand, three hundred eighty".