354553445 has 16 divisors (see below), whose sum is σ = 461483568. Its totient is φ = 260444160.

The previous prime is 354553439. The next prime is 354553457. The reversal of 354553445 is 544355453.

It can be written as a sum of positive squares in 8 ways, for example, as 55920484 + 298632961 = 7478^2 + 17281^2 .

It is not a de Polignac number, because 354553445 - 2⁴ = 354553429 is a prime.

It is a super-2 number, since 2×354553445² = 251416290722736050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 354553399 and 354553408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47384 + ... + 54353.

It is an arithmetic number, because the mean of its divisors is an integer number (28842723).

Almost surely, 2^354553445 is an apocalyptic number.

It is an amenable number.

354553445 is a deficient number, since it is larger than the sum of its proper divisors (106930123).

354553445 is a wasteful number, since it uses less digits than its factorization.

354553445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101800.

The product of its digits is 360000, while the sum is 38.

The square root of 354553445 is about 18829.5896131594. The cubic root of 354553445 is about 707.7728565026.

The spelling of 354553445 in words is "three hundred fifty-four million, five hundred fifty-three thousand, four hundred forty-five".