2045506254 has 32 divisors (see below), whose sum is σ = 4486074624. Its totient is φ = 616634880.

The previous prime is 2045506247. The next prime is 2045506273. The reversal of 2045506254 is 4526055402.

It is a super-2 number, since 2×2045506254² = 8368191670306225032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 67554 + ... + 93029.

It is an arithmetic number, because the mean of its divisors is an integer number (140189832).

Almost surely, 2^2045506254 is an apocalyptic number.

2045506254 is an abundant number, since it is smaller than the sum of its proper divisors (2440568370).

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

2045506254 is a wasteful number, since it uses less digits than its factorization.

2045506254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160792.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 2045506254 is about 45227.2733425308. The cubic root of 2045506254 is about 1269.4051927685.

The spelling of 2045506254 in words is "two billion, forty-five million, five hundred six thousand, two hundred fifty-four".