46497781 has 8 divisors (see below), whose sum is σ = 50796000. Its totient is φ = 42211440.

The previous prime is 46497779. The next prime is 46497791. The reversal of 46497781 is 18779464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 46497781 - 2¹ = 46497779 is a prime.

It is a super-2 number, since 2×46497781² = 4324087275847922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46497721) 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, 6570 + ... + 11668.

It is an arithmetic number, because the mean of its divisors is an integer number (6349500).

Almost surely, 2^46497781 is an apocalyptic number.

It is an amenable number.

46497781 is a deficient number, since it is larger than the sum of its proper divisors (4298219).

46497781 is a wasteful number, since it uses less digits than its factorization.

46497781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5939.

The product of its digits is 338688, while the sum is 46.

The square root of 46497781 is about 6818.9281415777. The cubic root of 46497781 is about 359.5925972543.

It can be divided in two parts, 46497 and 781, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 46497781 in words is "forty-six million, four hundred ninety-seven thousand, seven hundred eighty-one".