46157780 has 24 divisors (see below), whose sum is σ = 101146752. Its totient is φ = 17660192.

The previous prime is 46157773. The next prime is 46157789. The reversal of 46157780 is 8775164.

It is a super-3 number, since 3×46157780³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46157789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49712 + ... + 50631.

It is an arithmetic number, because the mean of its divisors is an integer number (4214448).

Almost surely, 2^46157780 is an apocalyptic number.

It is an amenable number.

46157780 is an abundant number, since it is smaller than the sum of its proper divisors (54988972).

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

46157780 is a wasteful number, since it uses less digits than its factorization.

46157780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100375 (or 100373 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 46157780 is about 6793.9517219362. The cubic root of 46157780 is about 358.7139814187.

The spelling of 46157780 in words is "forty-six million, one hundred fifty-seven thousand, seven hundred eighty".