45977412 has 48 divisors (see below), whose sum is σ = 119528640. Its totient is φ = 13657728.

The previous prime is 45977389. The next prime is 45977413. The reversal of 45977412 is 21477954.

It is a super-2 number, since 2×45977412² = 4227844828435488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (45977413) 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, 558 + ... + 9605.

It is an arithmetic number, because the mean of its divisors is an integer number (2490180).

Almost surely, 2^45977412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45977412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59764320).

45977412 is an abundant number, since it is smaller than the sum of its proper divisors (73551228).

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

45977412 is a wasteful number, since it uses less digits than its factorization.

45977412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10212 (or 10210 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 45977412 is about 6780.6645691997. The cubic root of 45977412 is about 358.2461297565.

The spelling of 45977412 in words is "forty-five million, nine hundred seventy-seven thousand, four hundred twelve".