46421425 has 6 divisors (see below), whose sum is σ = 57562598. Its totient is φ = 37137120.

The previous prime is 46421423. The next prime is 46421437. The reversal of 46421425 is 52412464.

It can be written as a sum of positive squares in 3 ways, for example, as 4857616 + 41563809 = 2204^2 + 6447^2 .

It is not a de Polignac number, because 46421425 - 2¹ = 46421423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46421393 and 46421402.

It is not an unprimeable number, because it can be changed into a prime (46421423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 928404 + ... + 928453.

Almost surely, 2^46421425 is an apocalyptic number.

It is an amenable number.

46421425 is a deficient number, since it is larger than the sum of its proper divisors (11141173).

46421425 is a wasteful number, since it uses less digits than its factorization.

46421425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856867 (or 1856862 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 46421425 is about 6813.3270140219. The cubic root of 46421425 is about 359.3956552715.

Adding to 46421425 its reverse (52412464), we get a palindrome (98833889).

The spelling of 46421425 in words is "forty-six million, four hundred twenty-one thousand, four hundred twenty-five".