45211740 has 48 divisors (see below), whose sum is σ = 144678912. Its totient is φ = 10334016.

The previous prime is 45211729. The next prime is 45211753. The reversal of 45211740 is 4711254.

It is a self number, because there is not a number n which added to its sum of digits gives 45211740.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53404 + ... + 54243.

It is an arithmetic number, because the mean of its divisors is an integer number (3014144).

Almost surely, 2^45211740 is an apocalyptic number.

It is an amenable number.

45211740 is an abundant number, since it is smaller than the sum of its proper divisors (99467172).

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

45211740 is a wasteful number, since it uses less digits than its factorization.

45211740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107666 (or 107664 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 45211740 is about 6723.9675787440. The cubic root of 45211740 is about 356.2463366813.

Adding to 45211740 its reverse (4711254), we get a palindrome (49922994).

The spelling of 45211740 in words is "forty-five million, two hundred eleven thousand, seven hundred forty".