10420356 has 24 divisors (see below), whose sum is σ = 24373440. Its totient is φ = 3464992.

The previous prime is 10420349. The next prime is 10420363. The reversal of 10420356 is 65302401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10420349) and next prime (10420363).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5905 + ... + 7463.

It is an arithmetic number, because the mean of its divisors is an integer number (1015560).

Almost surely, 2^10420356 is an apocalyptic number.

It is an amenable number.

10420356 is an abundant number, since it is smaller than the sum of its proper divisors (13953084).

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

10420356 is a wasteful number, since it uses less digits than its factorization.

10420356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2121 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 10420356 is about 3228.0576203036. The cubic root of 10420356 is about 218.4208965769.

Adding to 10420356 its reverse (65302401), we get a palindrome (75722757).

The spelling of 10420356 in words is "ten million, four hundred twenty thousand, three hundred fifty-six".