46042420 has 24 divisors (see below), whose sum is σ = 98330400. Its totient is φ = 18104352.

The previous prime is 46042417. The next prime is 46042427. The reversal of 46042420 is 2424064.

It is a junction number, because it is equal to n+sod(n) for n = 46042391 and 46042400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46042427) 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, 18330 + ... + 20689.

It is an arithmetic number, because the mean of its divisors is an integer number (4097100).

Almost surely, 2^46042420 is an apocalyptic number.

It is an amenable number.

46042420 is an abundant number, since it is smaller than the sum of its proper divisors (52287980).

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

46042420 is a wasteful number, since it uses less digits than its factorization.

46042420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39087 (or 39085 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 46042420 is about 6785.4565063819. The cubic root of 46042420 is about 358.4148930388.

Adding to 46042420 its reverse (2424064), we get a palindrome (48466484).

The spelling of 46042420 in words is "forty-six million, forty-two thousand, four hundred twenty".