10354421 has 16 divisors (see below), whose sum is σ = 13357440. Its totient is φ = 7788480.

The previous prime is 10354417. The next prime is 10354423. The reversal of 10354421 is 12445301.

It is not a de Polignac number, because 10354421 - 2² = 10354417 is a prime.

It is a super-3 number, since 3×10354421³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10354393 and 10354402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10354423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86 + ... + 4551.

It is an arithmetic number, because the mean of its divisors is an integer number (834840).

Almost surely, 2^10354421 is an apocalyptic number.

10354421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10354421 is a deficient number, since it is larger than the sum of its proper divisors (3003019).

10354421 is a wasteful number, since it uses less digits than its factorization.

10354421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4684.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 10354421 is about 3217.8286156972. The cubic root of 10354421 is about 217.9592340236.

Adding to 10354421 its reverse (12445301), we get a palindrome (22799722).

The spelling of 10354421 in words is "ten million, three hundred fifty-four thousand, four hundred twenty-one".