46578469 has 12 divisors (see below), whose sum is σ = 54374124. Its totient is φ = 39783744.

The previous prime is 46578463. The next prime is 46578569. The reversal of 46578469 is 96487564.

It can be written as a sum of positive squares in 2 ways, for example, as 15920100 + 30658369 = 3990^2 + 5537^2 .

It is not a de Polignac number, because 46578469 - 2⁹ = 46577957 is a prime.

It is a super-2 number, since 2×46578469² = 4339107548767922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46578463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13819 + ... + 16855.

It is an arithmetic number, because the mean of its divisors is an integer number (4531177).

Almost surely, 2^46578469 is an apocalyptic number.

46578469 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

46578469 is a deficient number, since it is larger than the sum of its proper divisors (7795655).

46578469 is a wasteful number, since it uses less digits than its factorization.

46578469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 3357 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 46578469 is about 6824.8420494543. The cubic root of 46578469 is about 359.8004784320.

The spelling of 46578469 in words is "forty-six million, five hundred seventy-eight thousand, four hundred sixty-nine".